Home / 18,472,600.20-27,661,661.10-13,654,201.80

Finding the Fourth Proportional to 18,472,600.20, 27,661,661.10 and 13,654,201.80

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Solution

The fourth proportional to 18,472,600.20, 27,661,661.10 and 13,654,201.80 is: 20,446,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,600.20 : 27,661,661.10 = 13,654,201.80 : x
  2. Step 2: Convert to fraction form
    18,472,600.20/27,661,661.10 = 13,654,201.80/x
  3. Step 3: Cross multiply
    18,472,600.20x = 27,661,661.10 × 13,654,201.80
  4. Step 4: Simplify right side
    18,472,600.20x = 377,697,902,782,610
  5. Step 5: Solve for x
    x = 377,697,902,782,610/18,472,600.20
  6. Step 6: Final answer
    x = 20,446,385.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.