Home / 18,468,171.14-27,700,942.88-5,687,343.14

Finding the Fourth Proportional to 18,468,171.14, 27,700,942.88 and 5,687,343.14

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Solution

The fourth proportional to 18,468,171.14, 27,700,942.88 and 5,687,343.14 is: 8,530,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,171.14 : 27,700,942.88 = 5,687,343.14 : x
  2. Step 2: Convert to fraction form
    18,468,171.14/27,700,942.88 = 5,687,343.14/x
  3. Step 3: Cross multiply
    18,468,171.14x = 27,700,942.88 × 5,687,343.14
  4. Step 4: Simplify right side
    18,468,171.14x = 157,544,767,335,813.47
  5. Step 5: Solve for x
    x = 157,544,767,335,813.47/18,468,171.14
  6. Step 6: Final answer
    x = 8,530,610.11

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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.