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Finding the Third Proportional to 5,208,845 and 11,217,725

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Solution

The third proportional to 5,208,845 and 11,217,725 is: 24,158,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,845 : 11,217,725 = 11,217,725 : x
  2. Step 2: Convert to fraction form
    5,208,845/11,217,725 = 11,217,725/x
  3. Step 3: Cross multiply
    5,208,845x = 11,217,725 × 11,217,725
  4. Step 4: Simplify right side
    5,208,845x = 125,837,354,175,625
  5. Step 5: Solve for x
    x = 125,837,354,175,625/5,208,845
  6. Step 6: Final answer
    x = 24,158,398.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.