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Finding the Third Proportional to 8,131,079 and 11,149,249

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Solution

The third proportional to 8,131,079 and 11,149,249 is: 15,287,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,079 : 11,149,249 = 11,149,249 : x
  2. Step 2: Convert to fraction form
    8,131,079/11,149,249 = 11,149,249/x
  3. Step 3: Cross multiply
    8,131,079x = 11,149,249 × 11,149,249
  4. Step 4: Simplify right side
    8,131,079x = 124,305,753,264,001
  5. Step 5: Solve for x
    x = 124,305,753,264,001/8,131,079
  6. Step 6: Final answer
    x = 15,287,731.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.