Home / 12,591,938.58-18,885,794.92-3,494,960.34

Finding the Fourth Proportional to 12,591,938.58, 18,885,794.92 and 3,494,960.34

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Solution

The fourth proportional to 12,591,938.58, 18,885,794.92 and 3,494,960.34 is: 5,241,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591,938.58 : 18,885,794.92 = 3,494,960.34 : x
  2. Step 2: Convert to fraction form
    12,591,938.58/18,885,794.92 = 3,494,960.34/x
  3. Step 3: Cross multiply
    12,591,938.58x = 18,885,794.92 × 3,494,960.34
  4. Step 4: Simplify right side
    12,591,938.58x = 66,005,104,234,773.48
  5. Step 5: Solve for x
    x = 66,005,104,234,773.48/12,591,938.58
  6. Step 6: Final answer
    x = 5,241,854.05

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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.