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Finding the Third Proportional to 4,109,088 and 6,387,432

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Solution

The third proportional to 4,109,088 and 6,387,432 is: 9,929,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,088 : 6,387,432 = 6,387,432 : x
  2. Step 2: Convert to fraction form
    4,109,088/6,387,432 = 6,387,432/x
  3. Step 3: Cross multiply
    4,109,088x = 6,387,432 × 6,387,432
  4. Step 4: Simplify right side
    4,109,088x = 40,799,287,554,624
  5. Step 5: Solve for x
    x = 40,799,287,554,624/4,109,088
  6. Step 6: Final answer
    x = 9,929,037.19

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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.