Finding the Fourth Proportional to 17,840,623.62, 24,618,086.11 and 9,892,966.20
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Solution
The fourth proportional to 17,840,623.62, 24,618,086.11 and 9,892,966.20 is: 13,651,198.47
Step by Step Solution
- Step 1: Write the proportion equation
17,840,623.62 : 24,618,086.11 = 9,892,966.20 : x - Step 2: Convert to fraction form
17,840,623.62/24,618,086.11 = 9,892,966.20/x - Step 3: Cross multiply
17,840,623.62x = 24,618,086.11 × 9,892,966.20 - Step 4: Simplify right side
17,840,623.62x = 243,545,893,794,919.47 - Step 5: Solve for x
x = 243,545,893,794,919.47/17,840,623.62 - Step 6: Final answer
x = 13,651,198.47
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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.