Finding the Third Proportional to 8,489,807.72 and 13,239,165.94
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Solution
The third proportional to 8,489,807.72 and 13,239,165.94 is: 20,645,404.53
Step by Step Solution
- Step 1: Write the proportion equation
8,489,807.72 : 13,239,165.94 = 13,239,165.94 : x - Step 2: Convert to fraction form
8,489,807.72/13,239,165.94 = 13,239,165.94/x - Step 3: Cross multiply
8,489,807.72x = 13,239,165.94 × 13,239,165.94 - Step 4: Simplify right side
8,489,807.72x = 175,275,514,720,660.25 - Step 5: Solve for x
x = 175,275,514,720,660.25/8,489,807.72 - Step 6: Final answer
x = 20,645,404.53
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.