Home / 13,770,796.25-20,655,446.85-4,185,427.44

Finding the Fourth Proportional to 13,770,796.25, 20,655,446.85 and 4,185,427.44

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Solution

The fourth proportional to 13,770,796.25, 20,655,446.85 and 4,185,427.44 is: 6,277,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,796.25 : 20,655,446.85 = 4,185,427.44 : x
  2. Step 2: Convert to fraction form
    13,770,796.25/20,655,446.85 = 4,185,427.44/x
  3. Step 3: Cross multiply
    13,770,796.25x = 20,655,446.85 × 4,185,427.44
  4. Step 4: Simplify right side
    13,770,796.25x = 86,451,874,031,451.56
  5. Step 5: Solve for x
    x = 86,451,874,031,451.56/13,770,796.25
  6. Step 6: Final answer
    x = 6,277,913.96

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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.