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Finding the Third Proportional to 4,109,042 and 6,387,373

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Solution

The third proportional to 4,109,042 and 6,387,373 is: 9,928,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,042 : 6,387,373 = 6,387,373 : x
  2. Step 2: Convert to fraction form
    4,109,042/6,387,373 = 6,387,373/x
  3. Step 3: Cross multiply
    4,109,042x = 6,387,373 × 6,387,373
  4. Step 4: Simplify right side
    4,109,042x = 40,798,533,841,129
  5. Step 5: Solve for x
    x = 40,798,533,841,129/4,109,042
  6. Step 6: Final answer
    x = 9,928,964.91

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.