Home / 6,439,585.60-9,659,378.40-3,453,601.60

Finding the Fourth Proportional to 6,439,585.60, 9,659,378.40 and 3,453,601.60

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Solution

The fourth proportional to 6,439,585.60, 9,659,378.40 and 3,453,601.60 is: 5,180,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,585.60 : 9,659,378.40 = 3,453,601.60 : x
  2. Step 2: Convert to fraction form
    6,439,585.60/9,659,378.40 = 3,453,601.60/x
  3. Step 3: Cross multiply
    6,439,585.60x = 9,659,378.40 × 3,453,601.60
  4. Step 4: Simplify right side
    6,439,585.60x = 33,359,644,697,245.44
  5. Step 5: Solve for x
    x = 33,359,644,697,245.44/6,439,585.60
  6. Step 6: Final answer
    x = 5,180,402.40

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Similar ratio
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1.5x scale

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.