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Finding the Third Proportional to 16,715,186 and 25,206,915

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Solution

The third proportional to 16,715,186 and 25,206,915 is: 38,012,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715,186 : 25,206,915 = 25,206,915 : x
  2. Step 2: Convert to fraction form
    16,715,186/25,206,915 = 25,206,915/x
  3. Step 3: Cross multiply
    16,715,186x = 25,206,915 × 25,206,915
  4. Step 4: Simplify right side
    16,715,186x = 635,388,563,817,225
  5. Step 5: Solve for x
    x = 635,388,563,817,225/16,715,186
  6. Step 6: Final answer
    x = 38,012,652.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.