Finding the Third Proportional to 4,129,868 and 8,857,432
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Solution
The third proportional to 4,129,868 and 8,857,432 is: 18,996,757.68
Step by Step Solution
- Step 1: Write the proportion equation
4,129,868 : 8,857,432 = 8,857,432 : x - Step 2: Convert to fraction form
4,129,868/8,857,432 = 8,857,432/x - Step 3: Cross multiply
4,129,868x = 8,857,432 × 8,857,432 - Step 4: Simplify right side
4,129,868x = 78,454,101,634,624 - Step 5: Solve for x
x = 78,454,101,634,624/4,129,868 - Step 6: Final answer
x = 18,996,757.68
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.