Home / 6,726,238.68-9,279,783.72-5,177,974.44

Finding the Fourth Proportional to 6,726,238.68, 9,279,783.72 and 5,177,974.44

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Solution

The fourth proportional to 6,726,238.68, 9,279,783.72 and 5,177,974.44 is: 7,143,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726,238.68 : 9,279,783.72 = 5,177,974.44 : x
  2. Step 2: Convert to fraction form
    6,726,238.68/9,279,783.72 = 5,177,974.44/x
  3. Step 3: Cross multiply
    6,726,238.68x = 9,279,783.72 × 5,177,974.44
  4. Step 4: Simplify right side
    6,726,238.68x = 48,050,482,910,888.12
  5. Step 5: Solve for x
    x = 48,050,482,910,888.12/6,726,238.68
  6. Step 6: Final answer
    x = 7,143,737.41

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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.