Home / 6,849,138.44-9,451,787.46-3,948,515.48

Finding the Fourth Proportional to 6,849,138.44, 9,451,787.46 and 3,948,515.48

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Solution

The fourth proportional to 6,849,138.44, 9,451,787.46 and 3,948,515.48 is: 5,448,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,138.44 : 9,451,787.46 = 3,948,515.48 : x
  2. Step 2: Convert to fraction form
    6,849,138.44/9,451,787.46 = 3,948,515.48/x
  3. Step 3: Cross multiply
    6,849,138.44x = 9,451,787.46 × 3,948,515.48
  4. Step 4: Simplify right side
    6,849,138.44x = 37,320,529,099,479.88
  5. Step 5: Solve for x
    x = 37,320,529,099,479.88/6,849,138.44
  6. Step 6: Final answer
    x = 5,448,937.76

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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.