Home / 6,121,511.20-9,174,393.60-3,722,809.60

Finding the Fourth Proportional to 6,121,511.20, 9,174,393.60 and 3,722,809.60

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Solution

The fourth proportional to 6,121,511.20, 9,174,393.60 and 3,722,809.60 is: 5,579,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,511.20 : 9,174,393.60 = 3,722,809.60 : x
  2. Step 2: Convert to fraction form
    6,121,511.20/9,174,393.60 = 3,722,809.60/x
  3. Step 3: Cross multiply
    6,121,511.20x = 9,174,393.60 × 3,722,809.60
  4. Step 4: Simplify right side
    6,121,511.20x = 34,154,520,568,258.56
  5. Step 5: Solve for x
    x = 34,154,520,568,258.56/6,121,511.20
  6. Step 6: Final answer
    x = 5,579,426.30

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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.