Home / 7,251,940.04-10,879,149.36-2,989,778.36

Finding the Fourth Proportional to 7,251,940.04, 10,879,149.36 and 2,989,778.36

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Solution

The fourth proportional to 7,251,940.04, 10,879,149.36 and 2,989,778.36 is: 4,485,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,940.04 : 10,879,149.36 = 2,989,778.36 : x
  2. Step 2: Convert to fraction form
    7,251,940.04/10,879,149.36 = 2,989,778.36/x
  3. Step 3: Cross multiply
    7,251,940.04x = 10,879,149.36 × 2,989,778.36
  4. Step 4: Simplify right side
    7,251,940.04x = 32,526,245,331,735.85
  5. Step 5: Solve for x
    x = 32,526,245,331,735.85/7,251,940.04
  6. Step 6: Final answer
    x = 4,485,178.47

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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.