30 | |
25 |
= |
210 |
m |
If 2 proportions are equal:
we can cross multiply to get:
Numerator 1 Denominator 1
=
Numerator 2 Denominator 2
Numerator 1 * Denominator 2 = Denominator 1 * Numerator 2
Denominator 2 = | Denominator 1 * Numerator 2 |
Numerator 1 |
m = | 25 * 210 |
30 |
m = | 5250 |
30 |