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Finding the Third Proportional to 27,897,509 and 60,069,910

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Solution

The third proportional to 27,897,509 and 60,069,910 is: 129,344,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,897,509 : 60,069,910 = 60,069,910 : x
  2. Step 2: Convert to fraction form
    27,897,509/60,069,910 = 60,069,910/x
  3. Step 3: Cross multiply
    27,897,509x = 60,069,910 × 60,069,910
  4. Step 4: Simplify right side
    27,897,509x = 3,608,394,087,408,100
  5. Step 5: Solve for x
    x = 3,608,394,087,408,100/27,897,509
  6. Step 6: Final answer
    x = 129,344,669.71

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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.