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Finding the Third Proportional to 6,987,229 and 15,204,645

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Solution

The third proportional to 6,987,229 and 15,204,645 is: 33,086,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,229 : 15,204,645 = 15,204,645 : x
  2. Step 2: Convert to fraction form
    6,987,229/15,204,645 = 15,204,645/x
  3. Step 3: Cross multiply
    6,987,229x = 15,204,645 × 15,204,645
  4. Step 4: Simplify right side
    6,987,229x = 231,181,229,576,025
  5. Step 5: Solve for x
    x = 231,181,229,576,025/6,987,229
  6. Step 6: Final answer
    x = 33,086,253.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.