Home / 13,555,695.56-20,337,479.34-5,464,495.88

Finding the Fourth Proportional to 13,555,695.56, 20,337,479.34 and 5,464,495.88

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Solution

The fourth proportional to 13,555,695.56, 20,337,479.34 and 5,464,495.88 is: 8,198,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,695.56 : 20,337,479.34 = 5,464,495.88 : x
  2. Step 2: Convert to fraction form
    13,555,695.56/20,337,479.34 = 5,464,495.88/x
  3. Step 3: Cross multiply
    13,555,695.56x = 20,337,479.34 × 5,464,495.88
  4. Step 4: Simplify right side
    13,555,695.56x = 111,134,072,063,015.11
  5. Step 5: Solve for x
    x = 111,134,072,063,015.11/13,555,695.56
  6. Step 6: Final answer
    x = 8,198,330.48

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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.