Home / 5,526,844.20-8,290,266.30-3,920,711.40

Finding the Fourth Proportional to 5,526,844.20, 8,290,266.30 and 3,920,711.40

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Solution

The fourth proportional to 5,526,844.20, 8,290,266.30 and 3,920,711.40 is: 5,881,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526,844.20 : 8,290,266.30 = 3,920,711.40 : x
  2. Step 2: Convert to fraction form
    5,526,844.20/8,290,266.30 = 3,920,711.40/x
  3. Step 3: Cross multiply
    5,526,844.20x = 8,290,266.30 × 3,920,711.40
  4. Step 4: Simplify right side
    5,526,844.20x = 32,503,741,591,445.82
  5. Step 5: Solve for x
    x = 32,503,741,591,445.82/5,526,844.20
  6. Step 6: Final answer
    x = 5,881,067.10

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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.