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Finding the Third Proportional to 12,667,491 and 27,128,646

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Solution

The third proportional to 12,667,491 and 27,128,646 is: 58,098,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,491 : 27,128,646 = 27,128,646 : x
  2. Step 2: Convert to fraction form
    12,667,491/27,128,646 = 27,128,646/x
  3. Step 3: Cross multiply
    12,667,491x = 27,128,646 × 27,128,646
  4. Step 4: Simplify right side
    12,667,491x = 735,963,433,793,316
  5. Step 5: Solve for x
    x = 735,963,433,793,316/12,667,491
  6. Step 6: Final answer
    x = 58,098,595.36

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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.