Finding the Fourth Proportional to 23,757,638.14, 32,785,540.62 and 12,892,622.14
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Solution
The fourth proportional to 23,757,638.14, 32,785,540.62 and 12,892,622.14 is: 17,791,818.55
Step by Step Solution
- Step 1: Write the proportion equation
23,757,638.14 : 32,785,540.62 = 12,892,622.14 : x - Step 2: Convert to fraction form
23,757,638.14/32,785,540.62 = 12,892,622.14/x - Step 3: Cross multiply
23,757,638.14x = 32,785,540.62 × 12,892,622.14 - Step 4: Simplify right side
23,757,638.14x = 422,691,586,869,281.38 - Step 5: Solve for x
x = 422,691,586,869,281.38/23,757,638.14 - Step 6: Final answer
x = 17,791,818.55
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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.