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Finding the Third Proportional to 13,317,882 and 19,940,373

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Solution

The third proportional to 13,317,882 and 19,940,373 is: 29,855,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,882 : 19,940,373 = 19,940,373 : x
  2. Step 2: Convert to fraction form
    13,317,882/19,940,373 = 19,940,373/x
  3. Step 3: Cross multiply
    13,317,882x = 19,940,373 × 19,940,373
  4. Step 4: Simplify right side
    13,317,882x = 397,618,475,379,129
  5. Step 5: Solve for x
    x = 397,618,475,379,129/13,317,882
  6. Step 6: Final answer
    x = 29,855,984.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.