Home / 18,149,525.20-27,223,631.70-7,366,521.70

Finding the Fourth Proportional to 18,149,525.20, 27,223,631.70 and 7,366,521.70

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Solution

The fourth proportional to 18,149,525.20, 27,223,631.70 and 7,366,521.70 is: 11,049,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,525.20 : 27,223,631.70 = 7,366,521.70 : x
  2. Step 2: Convert to fraction form
    18,149,525.20/27,223,631.70 = 7,366,521.70/x
  3. Step 3: Cross multiply
    18,149,525.20x = 27,223,631.70 × 7,366,521.70
  4. Step 4: Simplify right side
    18,149,525.20x = 200,543,473,670,857.88
  5. Step 5: Solve for x
    x = 200,543,473,670,857.88/18,149,525.20
  6. Step 6: Final answer
    x = 11,049,516.25

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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.