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Finding the Third Proportional to 20,512,517 and 43,770,826

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Solution

The third proportional to 20,512,517 and 43,770,826 is: 93,400,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,512,517 : 43,770,826 = 43,770,826 : x
  2. Step 2: Convert to fraction form
    20,512,517/43,770,826 = 43,770,826/x
  3. Step 3: Cross multiply
    20,512,517x = 43,770,826 × 43,770,826
  4. Step 4: Simplify right side
    20,512,517x = 1,915,885,208,722,276
  5. Step 5: Solve for x
    x = 1,915,885,208,722,276/20,512,517
  6. Step 6: Final answer
    x = 93,400,785.91

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.