Home / 49,143,176.20-73,723,621.65-20,392,218.10

Finding the Fourth Proportional to 49,143,176.20, 73,723,621.65 and 20,392,218.10

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Solution

The fourth proportional to 49,143,176.20, 73,723,621.65 and 20,392,218.10 is: 30,592,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,176.20 : 73,723,621.65 = 20,392,218.10 : x
  2. Step 2: Convert to fraction form
    49,143,176.20/73,723,621.65 = 20,392,218.10/x
  3. Step 3: Cross multiply
    49,143,176.20x = 73,723,621.65 × 20,392,218.10
  4. Step 4: Simplify right side
    49,143,176.20x = 1,503,388,171,808,682
  5. Step 5: Solve for x
    x = 1,503,388,171,808,682/49,143,176.20
  6. Step 6: Final answer
    x = 30,592,002.55

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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.