Finding the Fourth Proportional to 10,276,508.44, 14,181,581.82 and 5,693,126.68
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Solution
The fourth proportional to 10,276,508.44, 14,181,581.82 and 5,693,126.68 is: 7,856,514.91
Step by Step Solution
- Step 1: Write the proportion equation
10,276,508.44 : 14,181,581.82 = 5,693,126.68 : x - Step 2: Convert to fraction form
10,276,508.44/14,181,581.82 = 5,693,126.68/x - Step 3: Cross multiply
10,276,508.44x = 14,181,581.82 × 5,693,126.68 - Step 4: Simplify right side
10,276,508.44x = 80,737,541,824,044.95 - Step 5: Solve for x
x = 80,737,541,824,044.95/10,276,508.44 - Step 6: Final answer
x = 7,856,514.91
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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.