Home / 5,140,185.76-7,093,437.20-2,848,344.56

Finding the Fourth Proportional to 5,140,185.76, 7,093,437.20 and 2,848,344.56

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Solution

The fourth proportional to 5,140,185.76, 7,093,437.20 and 2,848,344.56 is: 3,930,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,185.76 : 7,093,437.20 = 2,848,344.56 : x
  2. Step 2: Convert to fraction form
    5,140,185.76/7,093,437.20 = 2,848,344.56/x
  3. Step 3: Cross multiply
    5,140,185.76x = 7,093,437.20 × 2,848,344.56
  4. Step 4: Simplify right side
    5,140,185.76x = 20,204,553,260,321.63
  5. Step 5: Solve for x
    x = 20,204,553,260,321.63/5,140,185.76
  6. Step 6: Final answer
    x = 3,930,704.88

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1.5x scale

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.