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Finding the Third Proportional to 3,863,265 and 8,399,137.50

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Solution

The third proportional to 3,863,265 and 8,399,137.50 is: 18,260,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,265 : 8,399,137.50 = 8,399,137.50 : x
  2. Step 2: Convert to fraction form
    3,863,265/8,399,137.50 = 8,399,137.50/x
  3. Step 3: Cross multiply
    3,863,265x = 8,399,137.50 × 8,399,137.50
  4. Step 4: Simplify right side
    3,863,265x = 70,545,510,743,906.25
  5. Step 5: Solve for x
    x = 70,545,510,743,906.25/3,863,265
  6. Step 6: Final answer
    x = 18,260,593.24

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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.