Home / 5,289,040.80-7,933,561.20-3,399,472.80

Finding the Fourth Proportional to 5,289,040.80, 7,933,561.20 and 3,399,472.80

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Solution

The fourth proportional to 5,289,040.80, 7,933,561.20 and 3,399,472.80 is: 5,099,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,040.80 : 7,933,561.20 = 3,399,472.80 : x
  2. Step 2: Convert to fraction form
    5,289,040.80/7,933,561.20 = 3,399,472.80/x
  3. Step 3: Cross multiply
    5,289,040.80x = 7,933,561.20 × 3,399,472.80
  4. Step 4: Simplify right side
    5,289,040.80x = 26,969,925,506,535.36
  5. Step 5: Solve for x
    x = 26,969,925,506,535.36/5,289,040.80
  6. Step 6: Final answer
    x = 5,099,209.20

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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.