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Finding the Third Proportional to 12,561,554 and 27,600,394

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Solution

The third proportional to 12,561,554 and 27,600,394 is: 60,643,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,554 : 27,600,394 = 27,600,394 : x
  2. Step 2: Convert to fraction form
    12,561,554/27,600,394 = 27,600,394/x
  3. Step 3: Cross multiply
    12,561,554x = 27,600,394 × 27,600,394
  4. Step 4: Simplify right side
    12,561,554x = 761,781,748,955,236
  5. Step 5: Solve for x
    x = 761,781,748,955,236/12,561,554
  6. Step 6: Final answer
    x = 60,643,909.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.