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Finding the Third Proportional to 16,715,427 and 36,213,177

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Solution

The third proportional to 16,715,427 and 36,213,177 is: 78,454,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715,427 : 36,213,177 = 36,213,177 : x
  2. Step 2: Convert to fraction form
    16,715,427/36,213,177 = 36,213,177/x
  3. Step 3: Cross multiply
    16,715,427x = 36,213,177 × 36,213,177
  4. Step 4: Simplify right side
    16,715,427x = 1,311,394,188,433,329
  5. Step 5: Solve for x
    x = 1,311,394,188,433,329/16,715,427
  6. Step 6: Final answer
    x = 78,454,124.35

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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.