Home / 7,800,737.40-11,704,605.30-3,538,711.80

Finding the Fourth Proportional to 7,800,737.40, 11,704,605.30 and 3,538,711.80

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Solution

The fourth proportional to 7,800,737.40, 11,704,605.30 and 3,538,711.80 is: 5,309,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,737.40 : 11,704,605.30 = 3,538,711.80 : x
  2. Step 2: Convert to fraction form
    7,800,737.40/11,704,605.30 = 3,538,711.80/x
  3. Step 3: Cross multiply
    7,800,737.40x = 11,704,605.30 × 3,538,711.80
  4. Step 4: Simplify right side
    7,800,737.40x = 41,419,224,889,452.54
  5. Step 5: Solve for x
    x = 41,419,224,889,452.54/7,800,737.40
  6. Step 6: Final answer
    x = 5,309,655.07

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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.