Finding the Fourth Proportional to 27,901,691.70, 41,860,541.97 and 11,719,320.54
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Solution
The fourth proportional to 27,901,691.70, 41,860,541.97 and 11,719,320.54 is: 17,582,342.84
Step by Step Solution
- Step 1: Write the proportion equation
27,901,691.70 : 41,860,541.97 = 11,719,320.54 : x - Step 2: Convert to fraction form
27,901,691.70/41,860,541.97 = 11,719,320.54/x - Step 3: Cross multiply
27,901,691.70x = 41,860,541.97 × 11,719,320.54 - Step 4: Simplify right side
27,901,691.70x = 490,577,109,324,553 - Step 5: Solve for x
x = 490,577,109,324,553/27,901,691.70 - Step 6: Final answer
x = 17,582,342.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.