Home / 5,140,305.72-7,093,515.78-2,848,446.36

Finding the Fourth Proportional to 5,140,305.72, 7,093,515.78 and 2,848,446.36

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Solution

The fourth proportional to 5,140,305.72, 7,093,515.78 and 2,848,446.36 is: 3,930,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,305.72 : 7,093,515.78 = 2,848,446.36 : x
  2. Step 2: Convert to fraction form
    5,140,305.72/7,093,515.78 = 2,848,446.36/x
  3. Step 3: Cross multiply
    5,140,305.72x = 7,093,515.78 × 2,848,446.36
  4. Step 4: Simplify right side
    5,140,305.72x = 20,205,499,203,143.56
  5. Step 5: Solve for x
    x = 20,205,499,203,143.56/5,140,305.72
  6. Step 6: Final answer
    x = 3,930,797.18

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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.