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Finding the Third Proportional to 12,861,727 and 27,960,638

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Solution

The third proportional to 12,861,727 and 27,960,638 is: 60,784,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,727 : 27,960,638 = 27,960,638 : x
  2. Step 2: Convert to fraction form
    12,861,727/27,960,638 = 27,960,638/x
  3. Step 3: Cross multiply
    12,861,727x = 27,960,638 × 27,960,638
  4. Step 4: Simplify right side
    12,861,727x = 781,797,277,367,044
  5. Step 5: Solve for x
    x = 781,797,277,367,044/12,861,727
  6. Step 6: Final answer
    x = 60,784,782.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.