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Finding the Third Proportional to 28,818,557 and 61,755,781

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Solution

The third proportional to 28,818,557 and 61,755,781 is: 132,337,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818,557 : 61,755,781 = 61,755,781 : x
  2. Step 2: Convert to fraction form
    28,818,557/61,755,781 = 61,755,781/x
  3. Step 3: Cross multiply
    28,818,557x = 61,755,781 × 61,755,781
  4. Step 4: Simplify right side
    28,818,557x = 3,813,776,486,919,961
  5. Step 5: Solve for x
    x = 3,813,776,486,919,961/28,818,557
  6. Step 6: Final answer
    x = 132,337,524.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.