Home / 14,863,049.82-20,511,180.90-8,247,774.06

Finding the Fourth Proportional to 14,863,049.82, 20,511,180.90 and 8,247,774.06

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Solution

The fourth proportional to 14,863,049.82, 20,511,180.90 and 8,247,774.06 is: 11,382,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863,049.82 : 20,511,180.90 = 8,247,774.06 : x
  2. Step 2: Convert to fraction form
    14,863,049.82/20,511,180.90 = 8,247,774.06/x
  3. Step 3: Cross multiply
    14,863,049.82x = 20,511,180.90 × 8,247,774.06
  4. Step 4: Simplify right side
    14,863,049.82x = 169,171,585,766,987.44
  5. Step 5: Solve for x
    x = 169,171,585,766,987.44/14,863,049.82
  6. Step 6: Final answer
    x = 11,382,023.73

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1.5x scale

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.