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Finding the Third Proportional to 25,138,698 and 53,997,756

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Solution

The third proportional to 25,138,698 and 53,997,756 is: 115,986,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138,698 : 53,997,756 = 53,997,756 : x
  2. Step 2: Convert to fraction form
    25,138,698/53,997,756 = 53,997,756/x
  3. Step 3: Cross multiply
    25,138,698x = 53,997,756 × 53,997,756
  4. Step 4: Simplify right side
    25,138,698x = 2,915,757,653,035,536
  5. Step 5: Solve for x
    x = 2,915,757,653,035,536/25,138,698
  6. Step 6: Final answer
    x = 115,986,820.52

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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.