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Finding the Third Proportional to 39,361,860 and 52,988,856

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Solution

The third proportional to 39,361,860 and 52,988,856 is: 71,333,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361,860 : 52,988,856 = 52,988,856 : x
  2. Step 2: Convert to fraction form
    39,361,860/52,988,856 = 52,988,856/x
  3. Step 3: Cross multiply
    39,361,860x = 52,988,856 × 52,988,856
  4. Step 4: Simplify right side
    39,361,860x = 2,807,818,860,188,736
  5. Step 5: Solve for x
    x = 2,807,818,860,188,736/39,361,860
  6. Step 6: Final answer
    x = 71,333,490.34

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.