Finding the Third Proportional to 8,488,701 and 18,412,915
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Solution
The third proportional to 8,488,701 and 18,412,915 is: 39,939,613.70
Step by Step Solution
- Step 1: Write the proportion equation
8,488,701 : 18,412,915 = 18,412,915 : x - Step 2: Convert to fraction form
8,488,701/18,412,915 = 18,412,915/x - Step 3: Cross multiply
8,488,701x = 18,412,915 × 18,412,915 - Step 4: Simplify right side
8,488,701x = 339,035,438,797,225 - Step 5: Solve for x
x = 339,035,438,797,225/8,488,701 - Step 6: Final answer
x = 39,939,613.70
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.