Finding the Third Proportional to 15,515,555 and 32,639,041
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Solution
The third proportional to 15,515,555 and 32,639,041 is: 68,660,579.49
Step by Step Solution
- Step 1: Write the proportion equation
15,515,555 : 32,639,041 = 32,639,041 : x - Step 2: Convert to fraction form
15,515,555/32,639,041 = 32,639,041/x - Step 3: Cross multiply
15,515,555x = 32,639,041 × 32,639,041 - Step 4: Simplify right side
15,515,555x = 1,065,306,997,399,681 - Step 5: Solve for x
x = 1,065,306,997,399,681/15,515,555 - Step 6: Final answer
x = 68,660,579.49
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.