Home / 8,101,498.05-11,179,846.13-4,479,702.21

Finding the Fourth Proportional to 8,101,498.05, 11,179,846.13 and 4,479,702.21

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Solution

The fourth proportional to 8,101,498.05, 11,179,846.13 and 4,479,702.21 is: 6,181,866.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,498.05 : 11,179,846.13 = 4,479,702.21 : x
  2. Step 2: Convert to fraction form
    8,101,498.05/11,179,846.13 = 4,479,702.21/x
  3. Step 3: Cross multiply
    8,101,498.05x = 11,179,846.13 × 4,479,702.21
  4. Step 4: Simplify right side
    8,101,498.05x = 50,082,381,393,622.44
  5. Step 5: Solve for x
    x = 50,082,381,393,622.44/8,101,498.05
  6. Step 6: Final answer
    x = 6,181,866.75

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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.