Home / 6,121,134.60-9,188,773.20-3,286,782.60

Finding the Fourth Proportional to 6,121,134.60, 9,188,773.20 and 3,286,782.60

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Solution

The fourth proportional to 6,121,134.60, 9,188,773.20 and 3,286,782.60 is: 4,933,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,134.60 : 9,188,773.20 = 3,286,782.60 : x
  2. Step 2: Convert to fraction form
    6,121,134.60/9,188,773.20 = 3,286,782.60/x
  3. Step 3: Cross multiply
    6,121,134.60x = 9,188,773.20 × 3,286,782.60
  4. Step 4: Simplify right side
    6,121,134.60x = 30,201,499,869,106.32
  5. Step 5: Solve for x
    x = 30,201,499,869,106.32/6,121,134.60
  6. Step 6: Final answer
    x = 4,933,970.88

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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.