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Finding the Third Proportional to 21,315,750 and 32,992,227

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Solution

The third proportional to 21,315,750 and 32,992,227 is: 51,064,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,315,750 : 32,992,227 = 32,992,227 : x
  2. Step 2: Convert to fraction form
    21,315,750/32,992,227 = 32,992,227/x
  3. Step 3: Cross multiply
    21,315,750x = 32,992,227 × 32,992,227
  4. Step 4: Simplify right side
    21,315,750x = 1,088,487,042,419,529
  5. Step 5: Solve for x
    x = 1,088,487,042,419,529/21,315,750
  6. Step 6: Final answer
    x = 51,064,918.78

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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.