Home / 48,384,373.20-72,576,559.80-12,482,581.20

Finding the Fourth Proportional to 48,384,373.20, 72,576,559.80 and 12,482,581.20

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Solution

The fourth proportional to 48,384,373.20, 72,576,559.80 and 12,482,581.20 is: 18,723,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,373.20 : 72,576,559.80 = 12,482,581.20 : x
  2. Step 2: Convert to fraction form
    48,384,373.20/72,576,559.80 = 12,482,581.20/x
  3. Step 3: Cross multiply
    48,384,373.20x = 72,576,559.80 × 12,482,581.20
  4. Step 4: Simplify right side
    48,384,373.20x = 905,942,800,920,155.62
  5. Step 5: Solve for x
    x = 905,942,800,920,155.62/48,384,373.20
  6. Step 6: Final answer
    x = 18,723,871.80

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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.