Home / 20,027,266.20-30,040,899.30-13,295,680.20

Finding the Fourth Proportional to 20,027,266.20, 30,040,899.30 and 13,295,680.20

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Solution

The fourth proportional to 20,027,266.20, 30,040,899.30 and 13,295,680.20 is: 19,943,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027,266.20 : 30,040,899.30 = 13,295,680.20 : x
  2. Step 2: Convert to fraction form
    20,027,266.20/30,040,899.30 = 13,295,680.20/x
  3. Step 3: Cross multiply
    20,027,266.20x = 30,040,899.30 × 13,295,680.20
  4. Step 4: Simplify right side
    20,027,266.20x = 399,414,190,013,203.88
  5. Step 5: Solve for x
    x = 399,414,190,013,203.88/20,027,266.20
  6. Step 6: Final answer
    x = 19,943,520.30

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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.