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Finding the Third Proportional to 7,981,236 and 17,455,464

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Solution

The third proportional to 7,981,236 and 17,455,464 is: 38,176,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,236 : 17,455,464 = 17,455,464 : x
  2. Step 2: Convert to fraction form
    7,981,236/17,455,464 = 17,455,464/x
  3. Step 3: Cross multiply
    7,981,236x = 17,455,464 × 17,455,464
  4. Step 4: Simplify right side
    7,981,236x = 304,693,223,455,296
  5. Step 5: Solve for x
    x = 304,693,223,455,296/7,981,236
  6. Step 6: Final answer
    x = 38,176,195.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.