Home / 8,113,439.91-11,196,549.72-4,442,589.12

Finding the Fourth Proportional to 8,113,439.91, 11,196,549.72 and 4,442,589.12

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Solution

The fourth proportional to 8,113,439.91, 11,196,549.72 and 4,442,589.12 is: 6,130,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,439.91 : 11,196,549.72 = 4,442,589.12 : x
  2. Step 2: Convert to fraction form
    8,113,439.91/11,196,549.72 = 4,442,589.12/x
  3. Step 3: Cross multiply
    8,113,439.91x = 11,196,549.72 × 4,442,589.12
  4. Step 4: Simplify right side
    8,113,439.91x = 49,741,669,967,611.05
  5. Step 5: Solve for x
    x = 49,741,669,967,611.05/8,113,439.91
  6. Step 6: Final answer
    x = 6,130,774.43

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Double scale
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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.