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Finding the Third Proportional to 12,682,920 and 27,159,453

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Solution

The third proportional to 12,682,920 and 27,159,453 is: 58,159,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682,920 : 27,159,453 = 27,159,453 : x
  2. Step 2: Convert to fraction form
    12,682,920/27,159,453 = 27,159,453/x
  3. Step 3: Cross multiply
    12,682,920x = 27,159,453 × 27,159,453
  4. Step 4: Simplify right side
    12,682,920x = 737,635,887,259,209
  5. Step 5: Solve for x
    x = 737,635,887,259,209/12,682,920
  6. Step 6: Final answer
    x = 58,159,783.97

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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.