Finding the Fourth Proportional to 16,285,961.20, 24,442,719.90 and 6,708,213.40
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Solution
The fourth proportional to 16,285,961.20, 24,442,719.90 and 6,708,213.40 is: 10,067,995.32
Step by Step Solution
- Step 1: Write the proportion equation
16,285,961.20 : 24,442,719.90 = 6,708,213.40 : x - Step 2: Convert to fraction form
16,285,961.20/24,442,719.90 = 6,708,213.40/x - Step 3: Cross multiply
16,285,961.20x = 24,442,719.90 × 6,708,213.40 - Step 4: Simplify right side
16,285,961.20x = 163,966,981,165,626.66 - Step 5: Solve for x
x = 163,966,981,165,626.66/16,285,961.20 - Step 6: Final answer
x = 10,067,995.32
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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.