Finding the Third Proportional to 8,639,460 and 18,561,040.88
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Solution
The third proportional to 8,639,460 and 18,561,040.88 is: 39,876,593.95
Step by Step Solution
- Step 1: Write the proportion equation
8,639,460 : 18,561,040.88 = 18,561,040.88 : x - Step 2: Convert to fraction form
8,639,460/18,561,040.88 = 18,561,040.88/x - Step 3: Cross multiply
8,639,460x = 18,561,040.88 × 18,561,040.88 - Step 4: Simplify right side
8,639,460x = 344,512,238,363,420.75 - Step 5: Solve for x
x = 344,512,238,363,420.75/8,639,460 - Step 6: Final answer
x = 39,876,593.95
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.