Home / 8,305,470.20-12,444,791.70-4,700,516.60

Finding the Fourth Proportional to 8,305,470.20, 12,444,791.70 and 4,700,516.60

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Solution

The fourth proportional to 8,305,470.20, 12,444,791.70 and 4,700,516.60 is: 7,043,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,470.20 : 12,444,791.70 = 4,700,516.60 : x
  2. Step 2: Convert to fraction form
    8,305,470.20/12,444,791.70 = 4,700,516.60/x
  3. Step 3: Cross multiply
    8,305,470.20x = 12,444,791.70 × 4,700,516.60
  4. Step 4: Simplify right side
    8,305,470.20x = 58,496,949,969,392.21
  5. Step 5: Solve for x
    x = 58,496,949,969,392.21/8,305,470.20
  6. Step 6: Final answer
    x = 7,043,183.42

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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.