If you would like to know how many dollars did Jimmy receive, you can calculate this using the following steps:
11.1 Pesos ... $5.30
42.7 Pesos ... $x = ?
11.1 * x = 5.30 * 42.7 /11.1
x = 5.30 * 42.7 / 11.1
x = $20.39
The correct result would be $20.39.