Finding the Fourth Proportional to 16,593,814.20, 24,890,721.30 and 15,586,044.60
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Solution
The fourth proportional to 16,593,814.20, 24,890,721.30 and 15,586,044.60 is: 23,379,066.90
Step by Step Solution
- Step 1: Write the proportion equation
16,593,814.20 : 24,890,721.30 = 15,586,044.60 : x - Step 2: Convert to fraction form
16,593,814.20/24,890,721.30 = 15,586,044.60/x - Step 3: Cross multiply
16,593,814.20x = 24,890,721.30 × 15,586,044.60 - Step 4: Simplify right side
16,593,814.20x = 387,947,892,307,970 - Step 5: Solve for x
x = 387,947,892,307,970/16,593,814.20 - Step 6: Final answer
x = 23,379,066.90
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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.