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Finding the Third Proportional to 20,252,640 and 41,257,344

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Solution

The third proportional to 20,252,640 and 41,257,344 is: 84,046,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252,640 : 41,257,344 = 41,257,344 : x
  2. Step 2: Convert to fraction form
    20,252,640/41,257,344 = 41,257,344/x
  3. Step 3: Cross multiply
    20,252,640x = 41,257,344 × 41,257,344
  4. Step 4: Simplify right side
    20,252,640x = 1,702,168,433,934,336
  5. Step 5: Solve for x
    x = 1,702,168,433,934,336/20,252,640
  6. Step 6: Final answer
    x = 84,046,743.24

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.