Home / 13,555,697.56-20,337,482.34-5,464,497.88

Finding the Fourth Proportional to 13,555,697.56, 20,337,482.34 and 5,464,497.88

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Solution

The fourth proportional to 13,555,697.56, 20,337,482.34 and 5,464,497.88 is: 8,198,333.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,697.56 : 20,337,482.34 = 5,464,497.88 : x
  2. Step 2: Convert to fraction form
    13,555,697.56/20,337,482.34 = 5,464,497.88/x
  3. Step 3: Cross multiply
    13,555,697.56x = 20,337,482.34 × 5,464,497.88
  4. Step 4: Simplify right side
    13,555,697.56x = 111,134,129,131,467.44
  5. Step 5: Solve for x
    x = 111,134,129,131,467.44/13,555,697.56
  6. Step 6: Final answer
    x = 8,198,333.48

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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.