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Finding the Third Proportional to 28,753,065 and 61,890,516

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Solution

The third proportional to 28,753,065 and 61,890,516 is: 133,218,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,753,065 : 61,890,516 = 61,890,516 : x
  2. Step 2: Convert to fraction form
    28,753,065/61,890,516 = 61,890,516/x
  3. Step 3: Cross multiply
    28,753,065x = 61,890,516 × 61,890,516
  4. Step 4: Simplify right side
    28,753,065x = 3,830,435,970,746,256
  5. Step 5: Solve for x
    x = 3,830,435,970,746,256/28,753,065
  6. Step 6: Final answer
    x = 133,218,353.27

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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.