Finding the Fourth Proportional to 17,711,435.96, 24,440,793.36 and 9,763,721.90
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Solution
The fourth proportional to 17,711,435.96, 24,440,793.36 and 9,763,721.90 is: 13,473,391.42
Step by Step Solution
- Step 1: Write the proportion equation
17,711,435.96 : 24,440,793.36 = 9,763,721.90 : x - Step 2: Convert to fraction form
17,711,435.96/24,440,793.36 = 9,763,721.90/x - Step 3: Cross multiply
17,711,435.96x = 24,440,793.36 × 9,763,721.90 - Step 4: Simplify right side
17,711,435.96x = 238,633,109,382,406.59 - Step 5: Solve for x
x = 238,633,109,382,406.59/17,711,435.96 - Step 6: Final answer
x = 13,473,391.42
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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.