Finding the Fourth Proportional to 49,327,042.13, 68,071,463.79 and 27,302,071.31
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Solution
The fourth proportional to 49,327,042.13, 68,071,463.79 and 27,302,071.31 is: 37,676,939.02
Step by Step Solution
- Step 1: Write the proportion equation
49,327,042.13 : 68,071,463.79 = 27,302,071.31 : x - Step 2: Convert to fraction form
49,327,042.13/68,071,463.79 = 27,302,071.31/x - Step 3: Cross multiply
49,327,042.13x = 68,071,463.79 × 27,302,071.31 - Step 4: Simplify right side
49,327,042.13x = 1,858,491,958,536,765 - Step 5: Solve for x
x = 1,858,491,958,536,765/49,327,042.13 - Step 6: Final answer
x = 37,676,939.02
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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.