Home / 18,145,230.30-27,217,845.45-7,367,694.30

Finding the Fourth Proportional to 18,145,230.30, 27,217,845.45 and 7,367,694.30

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Solution

The fourth proportional to 18,145,230.30, 27,217,845.45 and 7,367,694.30 is: 11,051,541.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,230.30 : 27,217,845.45 = 7,367,694.30 : x
  2. Step 2: Convert to fraction form
    18,145,230.30/27,217,845.45 = 7,367,694.30/x
  3. Step 3: Cross multiply
    18,145,230.30x = 27,217,845.45 × 7,367,694.30
  4. Step 4: Simplify right side
    18,145,230.30x = 200,532,764,780,245.94
  5. Step 5: Solve for x
    x = 200,532,764,780,245.94/18,145,230.30
  6. Step 6: Final answer
    x = 11,051,541.45

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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.