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Finding the Third Proportional to 18,538,794 and 27,144,531

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Solution

The third proportional to 18,538,794 and 27,144,531 is: 39,745,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,794 : 27,144,531 = 27,144,531 : x
  2. Step 2: Convert to fraction form
    18,538,794/27,144,531 = 27,144,531/x
  3. Step 3: Cross multiply
    18,538,794x = 27,144,531 × 27,144,531
  4. Step 4: Simplify right side
    18,538,794x = 736,825,563,209,961
  5. Step 5: Solve for x
    x = 736,825,563,209,961/18,538,794
  6. Step 6: Final answer
    x = 39,745,064.50

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.