Finding the Fourth Proportional to 50,839,375.68, 76,259,594.88 and 20,141,425.44
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Solution
The fourth proportional to 50,839,375.68, 76,259,594.88 and 20,141,425.44 is: 30,212,348.67
Step by Step Solution
- Step 1: Write the proportion equation
50,839,375.68 : 76,259,594.88 = 20,141,425.44 : x - Step 2: Convert to fraction form
50,839,375.68/76,259,594.88 = 20,141,425.44/x - Step 3: Cross multiply
50,839,375.68x = 76,259,594.88 × 20,141,425.44 - Step 4: Simplify right side
50,839,375.68x = 1,535,976,944,360,125.75 - Step 5: Solve for x
x = 1,535,976,944,360,125.75/50,839,375.68 - Step 6: Final answer
x = 30,212,348.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.