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Finding the Third Proportional to 4,489,138.97 and 9,297,519.19

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Solution

The third proportional to 4,489,138.97 and 9,297,519.19 is: 19,256,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489,138.97 : 9,297,519.19 = 9,297,519.19 : x
  2. Step 2: Convert to fraction form
    4,489,138.97/9,297,519.19 = 9,297,519.19/x
  3. Step 3: Cross multiply
    4,489,138.97x = 9,297,519.19 × 9,297,519.19
  4. Step 4: Simplify right side
    4,489,138.97x = 86,443,863,041,930.66
  5. Step 5: Solve for x
    x = 86,443,863,041,930.66/4,489,138.97
  6. Step 6: Final answer
    x = 19,256,223.44

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.