Finding the Fourth Proportional to 73,425,919, 101,327,970.12 and 40,389,552.62
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Solution
The fourth proportional to 73,425,919, 101,327,970.12 and 40,389,552.62 is: 55,737,693.68
Step by Step Solution
- Step 1: Write the proportion equation
73,425,919 : 101,327,970.12 = 40,389,552.62 : x - Step 2: Convert to fraction form
73,425,919/101,327,970.12 = 40,389,552.62/x - Step 3: Cross multiply
73,425,919x = 101,327,970.12 × 40,389,552.62 - Step 4: Simplify right side
73,425,919x = 4,092,591,381,039,527.50 - Step 5: Solve for x
x = 4,092,591,381,039,527.50/73,425,919 - Step 6: Final answer
x = 55,737,693.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.