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Finding the Third Proportional to 28,391,256 and 61,565,760

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Solution

The third proportional to 28,391,256 and 61,565,760 is: 133,503,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,256 : 61,565,760 = 61,565,760 : x
  2. Step 2: Convert to fraction form
    28,391,256/61,565,760 = 61,565,760/x
  3. Step 3: Cross multiply
    28,391,256x = 61,565,760 × 61,565,760
  4. Step 4: Simplify right side
    28,391,256x = 3,790,342,804,377,600
  5. Step 5: Solve for x
    x = 3,790,342,804,377,600/28,391,256
  6. Step 6: Final answer
    x = 133,503,878.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.