Home / 7,517,589.20-11,276,383.80-4,332,539.60

Finding the Fourth Proportional to 7,517,589.20, 11,276,383.80 and 4,332,539.60

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Solution

The fourth proportional to 7,517,589.20, 11,276,383.80 and 4,332,539.60 is: 6,498,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,589.20 : 11,276,383.80 = 4,332,539.60 : x
  2. Step 2: Convert to fraction form
    7,517,589.20/11,276,383.80 = 4,332,539.60/x
  3. Step 3: Cross multiply
    7,517,589.20x = 11,276,383.80 × 4,332,539.60
  4. Step 4: Simplify right side
    7,517,589.20x = 48,855,379,358,298.48
  5. Step 5: Solve for x
    x = 48,855,379,358,298.48/7,517,589.20
  6. Step 6: Final answer
    x = 6,498,809.40

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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.