Finding the Fourth Proportional to 71,343,331.74, 106,988,748.35 and 24,644,937.56
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Solution
The fourth proportional to 71,343,331.74, 106,988,748.35 and 24,644,937.56 is: 36,958,338.75
Step by Step Solution
- Step 1: Write the proportion equation
71,343,331.74 : 106,988,748.35 = 24,644,937.56 : x - Step 2: Convert to fraction form
71,343,331.74/106,988,748.35 = 24,644,937.56/x - Step 3: Cross multiply
71,343,331.74x = 106,988,748.35 × 24,644,937.56 - Step 4: Simplify right side
71,343,331.74x = 2,636,731,022,050,134.50 - Step 5: Solve for x
x = 2,636,731,022,050,134.50/71,343,331.74 - Step 6: Final answer
x = 36,958,338.75
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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.