Home / 5,138,502.46-7,090,616.60-2,846,234.86

Finding the Fourth Proportional to 5,138,502.46, 7,090,616.60 and 2,846,234.86

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Solution

The fourth proportional to 5,138,502.46, 7,090,616.60 and 2,846,234.86 is: 3,927,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,502.46 : 7,090,616.60 = 2,846,234.86 : x
  2. Step 2: Convert to fraction form
    5,138,502.46/7,090,616.60 = 2,846,234.86/x
  3. Step 3: Cross multiply
    5,138,502.46x = 7,090,616.60 × 2,846,234.86
  4. Step 4: Simplify right side
    5,138,502.46x = 20,181,560,145,814.68
  5. Step 5: Solve for x
    x = 20,181,560,145,814.68/5,138,502.46
  6. Step 6: Final answer
    x = 3,927,517.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.