Home / 7,458,332.80-11,187,499.20-4,216,542.70

Finding the Fourth Proportional to 7,458,332.80, 11,187,499.20 and 4,216,542.70

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Solution

The fourth proportional to 7,458,332.80, 11,187,499.20 and 4,216,542.70 is: 6,324,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,332.80 : 11,187,499.20 = 4,216,542.70 : x
  2. Step 2: Convert to fraction form
    7,458,332.80/11,187,499.20 = 4,216,542.70/x
  3. Step 3: Cross multiply
    7,458,332.80x = 11,187,499.20 × 4,216,542.70
  4. Step 4: Simplify right side
    7,458,332.80x = 47,172,568,083,015.84
  5. Step 5: Solve for x
    x = 47,172,568,083,015.84/7,458,332.80
  6. Step 6: Final answer
    x = 6,324,814.05

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1.5x scale

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.