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Finding the Third Proportional to 20,179,800 and 31,332,996

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Solution

The third proportional to 20,179,800 and 31,332,996 is: 48,650,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,800 : 31,332,996 = 31,332,996 : x
  2. Step 2: Convert to fraction form
    20,179,800/31,332,996 = 31,332,996/x
  3. Step 3: Cross multiply
    20,179,800x = 31,332,996 × 31,332,996
  4. Step 4: Simplify right side
    20,179,800x = 981,756,638,336,016
  5. Step 5: Solve for x
    x = 981,756,638,336,016/20,179,800
  6. Step 6: Final answer
    x = 48,650,464.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.