Home / 49,143,179.70-73,723,626.90-20,392,221.60

Finding the Fourth Proportional to 49,143,179.70, 73,723,626.90 and 20,392,221.60

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Solution

The fourth proportional to 49,143,179.70, 73,723,626.90 and 20,392,221.60 is: 30,592,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,179.70 : 73,723,626.90 = 20,392,221.60 : x
  2. Step 2: Convert to fraction form
    49,143,179.70/73,723,626.90 = 20,392,221.60/x
  3. Step 3: Cross multiply
    49,143,179.70x = 73,723,626.90 × 20,392,221.60
  4. Step 4: Simplify right side
    49,143,179.70x = 1,503,388,536,900,521.25
  5. Step 5: Solve for x
    x = 1,503,388,536,900,521.25/49,143,179.70
  6. Step 6: Final answer
    x = 30,592,007.80

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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.