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Finding the Third Proportional to 11,940,032 and 18,009,919

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Solution

The third proportional to 11,940,032 and 18,009,919 is: 27,165,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,032 : 18,009,919 = 18,009,919 : x
  2. Step 2: Convert to fraction form
    11,940,032/18,009,919 = 18,009,919/x
  3. Step 3: Cross multiply
    11,940,032x = 18,009,919 × 18,009,919
  4. Step 4: Simplify right side
    11,940,032x = 324,357,182,386,561
  5. Step 5: Solve for x
    x = 324,357,182,386,561/11,940,032
  6. Step 6: Final answer
    x = 27,165,520.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.