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Finding the Third Proportional to 17,278,974 and 37,122,165

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Solution

The third proportional to 17,278,974 and 37,122,165 is: 79,753,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278,974 : 37,122,165 = 37,122,165 : x
  2. Step 2: Convert to fraction form
    17,278,974/37,122,165 = 37,122,165/x
  3. Step 3: Cross multiply
    17,278,974x = 37,122,165 × 37,122,165
  4. Step 4: Simplify right side
    17,278,974x = 1,378,055,134,287,225
  5. Step 5: Solve for x
    x = 1,378,055,134,287,225/17,278,974
  6. Step 6: Final answer
    x = 79,753,296.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.