Home / 5,012,155.88-7,505,515.92-4,200,406.28

Finding the Fourth Proportional to 5,012,155.88, 7,505,515.92 and 4,200,406.28

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Solution

The fourth proportional to 5,012,155.88, 7,505,515.92 and 4,200,406.28 is: 6,289,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,155.88 : 7,505,515.92 = 4,200,406.28 : x
  2. Step 2: Convert to fraction form
    5,012,155.88/7,505,515.92 = 4,200,406.28/x
  3. Step 3: Cross multiply
    5,012,155.88x = 7,505,515.92 × 4,200,406.28
  4. Step 4: Simplify right side
    5,012,155.88x = 31,526,216,205,007.98
  5. Step 5: Solve for x
    x = 31,526,216,205,007.98/5,012,155.88
  6. Step 6: Final answer
    x = 6,289,951.26

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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.