Home / 18,372,175.20-27,558,262.80-7,585,891.20

Finding the Fourth Proportional to 18,372,175.20, 27,558,262.80 and 7,585,891.20

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Solution

The fourth proportional to 18,372,175.20, 27,558,262.80 and 7,585,891.20 is: 11,378,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,175.20 : 27,558,262.80 = 7,585,891.20 : x
  2. Step 2: Convert to fraction form
    18,372,175.20/27,558,262.80 = 7,585,891.20/x
  3. Step 3: Cross multiply
    18,372,175.20x = 27,558,262.80 × 7,585,891.20
  4. Step 4: Simplify right side
    18,372,175.20x = 209,053,983,261,807.38
  5. Step 5: Solve for x
    x = 209,053,983,261,807.38/18,372,175.20
  6. Step 6: Final answer
    x = 11,378,836.80

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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.