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Finding the Third Proportional to 18,542,122 and 27,277,107

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Solution

The third proportional to 18,542,122 and 27,277,107 is: 40,127,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542,122 : 27,277,107 = 27,277,107 : x
  2. Step 2: Convert to fraction form
    18,542,122/27,277,107 = 27,277,107/x
  3. Step 3: Cross multiply
    18,542,122x = 27,277,107 × 27,277,107
  4. Step 4: Simplify right side
    18,542,122x = 744,040,566,289,449
  5. Step 5: Solve for x
    x = 744,040,566,289,449/18,542,122
  6. Step 6: Final answer
    x = 40,127,045.13

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.