Home / 18,150,329.20-27,256,986.60-9,647,273.20

Finding the Fourth Proportional to 18,150,329.20, 27,256,986.60 and 9,647,273.20

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Solution

The fourth proportional to 18,150,329.20, 27,256,986.60 and 9,647,273.20 is: 14,487,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,329.20 : 27,256,986.60 = 9,647,273.20 : x
  2. Step 2: Convert to fraction form
    18,150,329.20/27,256,986.60 = 9,647,273.20/x
  3. Step 3: Cross multiply
    18,150,329.20x = 27,256,986.60 × 9,647,273.20
  4. Step 4: Simplify right side
    18,150,329.20x = 262,955,596,338,939.12
  5. Step 5: Solve for x
    x = 262,955,596,338,939.12/18,150,329.20
  6. Step 6: Final answer
    x = 14,487,648.87

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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.