Finding the Fourth Proportional to 38,757,437.70, 58,136,156.55 and 27,278,312.10
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Solution
The fourth proportional to 38,757,437.70, 58,136,156.55 and 27,278,312.10 is: 40,917,468.15
Step by Step Solution
- Step 1: Write the proportion equation
38,757,437.70 : 58,136,156.55 = 27,278,312.10 : x - Step 2: Convert to fraction form
38,757,437.70/58,136,156.55 = 27,278,312.10/x - Step 3: Cross multiply
38,757,437.70x = 58,136,156.55 × 27,278,312.10 - Step 4: Simplify right side
38,757,437.70x = 1,585,856,222,665,359.25 - Step 5: Solve for x
x = 1,585,856,222,665,359.25/38,757,437.70 - Step 6: Final answer
x = 40,917,468.15
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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.