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Finding the Third Proportional to 7,933,320 and 17,187,156

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Solution

The third proportional to 7,933,320 and 17,187,156 is: 37,235,146.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933,320 : 17,187,156 = 17,187,156 : x
  2. Step 2: Convert to fraction form
    7,933,320/17,187,156 = 17,187,156/x
  3. Step 3: Cross multiply
    7,933,320x = 17,187,156 × 17,187,156
  4. Step 4: Simplify right side
    7,933,320x = 295,398,331,368,336
  5. Step 5: Solve for x
    x = 295,398,331,368,336/7,933,320
  6. Step 6: Final answer
    x = 37,235,146.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.