Home / 18,341,540.20-27,505,311.90-5,557,796.20

Finding the Fourth Proportional to 18,341,540.20, 27,505,311.90 and 5,557,796.20

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Solution

The fourth proportional to 18,341,540.20, 27,505,311.90 and 5,557,796.20 is: 8,334,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341,540.20 : 27,505,311.90 = 5,557,796.20 : x
  2. Step 2: Convert to fraction form
    18,341,540.20/27,505,311.90 = 5,557,796.20/x
  3. Step 3: Cross multiply
    18,341,540.20x = 27,505,311.90 × 5,557,796.20
  4. Step 4: Simplify right side
    18,341,540.20x = 152,868,917,957,634.78
  5. Step 5: Solve for x
    x = 152,868,917,957,634.78/18,341,540.20
  6. Step 6: Final answer
    x = 8,334,573.67

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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.