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Finding the Third Proportional to 12,208,727 and 18,895,517

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Solution

The third proportional to 12,208,727 and 18,895,517 is: 29,244,700.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,727 : 18,895,517 = 18,895,517 : x
  2. Step 2: Convert to fraction form
    12,208,727/18,895,517 = 18,895,517/x
  3. Step 3: Cross multiply
    12,208,727x = 18,895,517 × 18,895,517
  4. Step 4: Simplify right side
    12,208,727x = 357,040,562,697,289
  5. Step 5: Solve for x
    x = 357,040,562,697,289/12,208,727
  6. Step 6: Final answer
    x = 29,244,700.34

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.