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Finding the Third Proportional to 20,693,338 and 31,326,288

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Solution

The third proportional to 20,693,338 and 31,326,288 is: 47,422,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,693,338 : 31,326,288 = 31,326,288 : x
  2. Step 2: Convert to fraction form
    20,693,338/31,326,288 = 31,326,288/x
  3. Step 3: Cross multiply
    20,693,338x = 31,326,288 × 31,326,288
  4. Step 4: Simplify right side
    20,693,338x = 981,336,319,858,944
  5. Step 5: Solve for x
    x = 981,336,319,858,944/20,693,338
  6. Step 6: Final answer
    x = 47,422,814.04

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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.