Finding the Fourth Proportional to 17,940,644.40, 24,760,455.12 and 10,204,192.65
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Solution
The fourth proportional to 17,940,644.40, 24,760,455.12 and 10,204,192.65 is: 14,083,131.49
Step by Step Solution
- Step 1: Write the proportion equation
17,940,644.40 : 24,760,455.12 = 10,204,192.65 : x - Step 2: Convert to fraction form
17,940,644.40/24,760,455.12 = 10,204,192.65/x - Step 3: Cross multiply
17,940,644.40x = 24,760,455.12 × 10,204,192.65 - Step 4: Simplify right side
17,940,644.40x = 252,660,454,146,158.88 - Step 5: Solve for x
x = 252,660,454,146,158.88/17,940,644.40 - Step 6: Final answer
x = 14,083,131.49
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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.