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Finding the Third Proportional to 8,743,915 and 12,227,356

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Solution

The third proportional to 8,743,915 and 12,227,356 is: 17,098,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743,915 : 12,227,356 = 12,227,356 : x
  2. Step 2: Convert to fraction form
    8,743,915/12,227,356 = 12,227,356/x
  3. Step 3: Cross multiply
    8,743,915x = 12,227,356 × 12,227,356
  4. Step 4: Simplify right side
    8,743,915x = 149,508,234,750,736
  5. Step 5: Solve for x
    x = 149,508,234,750,736/8,743,915
  6. Step 6: Final answer
    x = 17,098,546.22

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.