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Finding the Third Proportional to 11,940,056 and 18,009,957

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Solution

The third proportional to 11,940,056 and 18,009,957 is: 27,165,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940,056 : 18,009,957 = 18,009,957 : x
  2. Step 2: Convert to fraction form
    11,940,056/18,009,957 = 18,009,957/x
  3. Step 3: Cross multiply
    11,940,056x = 18,009,957 × 18,009,957
  4. Step 4: Simplify right side
    11,940,056x = 324,358,551,141,849
  5. Step 5: Solve for x
    x = 324,358,551,141,849/11,940,056
  6. Step 6: Final answer
    x = 27,165,580.39

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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.