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Finding the Third Proportional to 20,693,366 and 31,326,330

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Solution

The third proportional to 20,693,366 and 31,326,330 is: 47,422,877.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,693,366 : 31,326,330 = 31,326,330 : x
  2. Step 2: Convert to fraction form
    20,693,366/31,326,330 = 31,326,330/x
  3. Step 3: Cross multiply
    20,693,366x = 31,326,330 × 31,326,330
  4. Step 4: Simplify right side
    20,693,366x = 981,338,951,268,900
  5. Step 5: Solve for x
    x = 981,338,951,268,900/20,693,366
  6. Step 6: Final answer
    x = 47,422,877.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.