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Finding the Third Proportional to 4,046,115 and 8,667,909

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Solution

The third proportional to 4,046,115 and 8,667,909 is: 18,569,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046,115 : 8,667,909 = 8,667,909 : x
  2. Step 2: Convert to fraction form
    4,046,115/8,667,909 = 8,667,909/x
  3. Step 3: Cross multiply
    4,046,115x = 8,667,909 × 8,667,909
  4. Step 4: Simplify right side
    4,046,115x = 75,132,646,432,281
  5. Step 5: Solve for x
    x = 75,132,646,432,281/4,046,115
  6. Step 6: Final answer
    x = 18,569,083.29

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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.