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Finding the Third Proportional to 20,257,482 and 46,855,815

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Solution

The third proportional to 20,257,482 and 46,855,815 is: 108,378,099.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,482 : 46,855,815 = 46,855,815 : x
  2. Step 2: Convert to fraction form
    20,257,482/46,855,815 = 46,855,815/x
  3. Step 3: Cross multiply
    20,257,482x = 46,855,815 × 46,855,815
  4. Step 4: Simplify right side
    20,257,482x = 2,195,467,399,314,225
  5. Step 5: Solve for x
    x = 2,195,467,399,314,225/20,257,482
  6. Step 6: Final answer
    x = 108,378,099.48

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.