Finding the Fourth Proportional to 71,985,265.74, 107,989,096.05 and 23,451,821.01
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Solution
The fourth proportional to 71,985,265.74, 107,989,096.05 and 23,451,821.01 is: 35,181,379.49
Step by Step Solution
- Step 1: Write the proportion equation
71,985,265.74 : 107,989,096.05 = 23,451,821.01 : x - Step 2: Convert to fraction form
71,985,265.74/107,989,096.05 = 23,451,821.01/x - Step 3: Cross multiply
71,985,265.74x = 107,989,096.05 × 23,451,821.01 - Step 4: Simplify right side
71,985,265.74x = 2,532,540,951,596,298 - Step 5: Solve for x
x = 2,532,540,951,596,298/71,985,265.74 - Step 6: Final answer
x = 35,181,379.49
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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.