Home / 15,171,702.20-22,757,553.30-12,479,067.80

Finding the Fourth Proportional to 15,171,702.20, 22,757,553.30 and 12,479,067.80

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Solution

The fourth proportional to 15,171,702.20, 22,757,553.30 and 12,479,067.80 is: 18,718,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171,702.20 : 22,757,553.30 = 12,479,067.80 : x
  2. Step 2: Convert to fraction form
    15,171,702.20/22,757,553.30 = 12,479,067.80/x
  3. Step 3: Cross multiply
    15,171,702.20x = 22,757,553.30 × 12,479,067.80
  4. Step 4: Simplify right side
    15,171,702.20x = 283,993,050,592,813.75
  5. Step 5: Solve for x
    x = 283,993,050,592,813.75/15,171,702.20
  6. Step 6: Final answer
    x = 18,718,601.70

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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.