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Finding the Third Proportional to 26,942,926 and 42,208,580

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Solution

The third proportional to 26,942,926 and 42,208,580 is: 66,123,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942,926 : 42,208,580 = 42,208,580 : x
  2. Step 2: Convert to fraction form
    26,942,926/42,208,580 = 42,208,580/x
  3. Step 3: Cross multiply
    26,942,926x = 42,208,580 × 42,208,580
  4. Step 4: Simplify right side
    26,942,926x = 1,781,564,225,616,400
  5. Step 5: Solve for x
    x = 1,781,564,225,616,400/26,942,926
  6. Step 6: Final answer
    x = 66,123,635.78

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.