Finding the Fourth Proportional to 24,469,331.90, 36,703,997.85 and 8,512,979.90
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Solution
The fourth proportional to 24,469,331.90, 36,703,997.85 and 8,512,979.90 is: 12,769,469.85
Step by Step Solution
- Step 1: Write the proportion equation
24,469,331.90 : 36,703,997.85 = 8,512,979.90 : x - Step 2: Convert to fraction form
24,469,331.90/36,703,997.85 = 8,512,979.90/x - Step 3: Cross multiply
24,469,331.90x = 36,703,997.85 × 8,512,979.90 - Step 4: Simplify right side
24,469,331.90x = 312,460,395,946,693.25 - Step 5: Solve for x
x = 312,460,395,946,693.25/24,469,331.90 - Step 6: Final answer
x = 12,769,469.85
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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.