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Finding the Third Proportional to 12,667,497 and 27,128,658

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Solution

The third proportional to 12,667,497 and 27,128,658 is: 58,098,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,497 : 27,128,658 = 27,128,658 : x
  2. Step 2: Convert to fraction form
    12,667,497/27,128,658 = 27,128,658/x
  3. Step 3: Cross multiply
    12,667,497x = 27,128,658 × 27,128,658
  4. Step 4: Simplify right side
    12,667,497x = 735,964,084,880,964
  5. Step 5: Solve for x
    x = 735,964,084,880,964/12,667,497
  6. Step 6: Final answer
    x = 58,098,619.24

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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.