Home / 12,774,993.75-17,584,744.05-11,140,517.43

Finding the Fourth Proportional to 12,774,993.75, 17,584,744.05 and 11,140,517.43

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Solution

The fourth proportional to 12,774,993.75, 17,584,744.05 and 11,140,517.43 is: 15,334,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,993.75 : 17,584,744.05 = 11,140,517.43 : x
  2. Step 2: Convert to fraction form
    12,774,993.75/17,584,744.05 = 11,140,517.43/x
  3. Step 3: Cross multiply
    12,774,993.75x = 17,584,744.05 × 11,140,517.43
  4. Step 4: Simplify right side
    12,774,993.75x = 195,903,147,591,113.78
  5. Step 5: Solve for x
    x = 195,903,147,591,113.78/12,774,993.75
  6. Step 6: Final answer
    x = 15,334,891.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.