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Finding the Third Proportional to 18,488,130 and 41,224,980

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Solution

The third proportional to 18,488,130 and 41,224,980 is: 91,923,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488,130 : 41,224,980 = 41,224,980 : x
  2. Step 2: Convert to fraction form
    18,488,130/41,224,980 = 41,224,980/x
  3. Step 3: Cross multiply
    18,488,130x = 41,224,980 × 41,224,980
  4. Step 4: Simplify right side
    18,488,130x = 1,699,498,976,000,400
  5. Step 5: Solve for x
    x = 1,699,498,976,000,400/18,488,130
  6. Step 6: Final answer
    x = 91,923,789.80

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.