Finding the Fourth Proportional to 31,889,714.05, 44,007,793.68 and 17,403,026.05
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Solution
The fourth proportional to 31,889,714.05, 44,007,793.68 and 17,403,026.05 is: 24,016,169.56
Step by Step Solution
- Step 1: Write the proportion equation
31,889,714.05 : 44,007,793.68 = 17,403,026.05 : x - Step 2: Convert to fraction form
31,889,714.05/44,007,793.68 = 17,403,026.05/x - Step 3: Cross multiply
31,889,714.05x = 44,007,793.68 × 17,403,026.05 - Step 4: Simplify right side
31,889,714.05x = 765,868,779,816,065.38 - Step 5: Solve for x
x = 765,868,779,816,065.38/31,889,714.05 - Step 6: Final answer
x = 24,016,169.56
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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.