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Finding the Third Proportional to 5,535,972 and 11,981,727

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Solution

The third proportional to 5,535,972 and 11,981,727 is: 25,932,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535,972 : 11,981,727 = 11,981,727 : x
  2. Step 2: Convert to fraction form
    5,535,972/11,981,727 = 11,981,727/x
  3. Step 3: Cross multiply
    5,535,972x = 11,981,727 × 11,981,727
  4. Step 4: Simplify right side
    5,535,972x = 143,561,781,902,529
  5. Step 5: Solve for x
    x = 143,561,781,902,529/5,535,972
  6. Step 6: Final answer
    x = 25,932,533.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.