Home / 18,437,756.52-27,647,783.10-8,714,270.28

Finding the Fourth Proportional to 18,437,756.52, 27,647,783.10 and 8,714,270.28

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Solution

The fourth proportional to 18,437,756.52, 27,647,783.10 and 8,714,270.28 is: 13,067,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437,756.52 : 27,647,783.10 = 8,714,270.28 : x
  2. Step 2: Convert to fraction form
    18,437,756.52/27,647,783.10 = 8,714,270.28/x
  3. Step 3: Cross multiply
    18,437,756.52x = 27,647,783.10 × 8,714,270.28
  4. Step 4: Simplify right side
    18,437,756.52x = 240,930,254,576,216.25
  5. Step 5: Solve for x
    x = 240,930,254,576,216.25/18,437,756.52
  6. Step 6: Final answer
    x = 13,067,221.83

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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.