Assign a specified amount to a specified number of people at random

function getRandMoney($money_total,$personal_num){
    $min_money=0.01;// Minimum available amount 
    $money_right=$money_total;
    $randMoney=[];
    for($i=1;$i<=$personal_num;$i++){
        if($i== $personal_num){
            $money=$money_right;
        }else{
            $max=$money_right*100 - ($personal_num - $i ) * $min_money *100;
            $money= rand($min_money*100,$max) /100;
            $money=sprintf("%.2f",$money);
        }
        $randMoney[]=$money;
        $money_right=$money_right - $money;
        $money_right=sprintf("%.2f",$money_right);
    }
    return $randMoney;
}
//3 Individual random assignment 10 element 
print_r(getRandMoney(10,3));