Home / 5,400,839.76-8,105,247.28-2,560,961.94

Finding the Fourth Proportional to 5,400,839.76, 8,105,247.28 and 2,560,961.94

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Solution

The fourth proportional to 5,400,839.76, 8,105,247.28 and 2,560,961.94 is: 3,843,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,839.76 : 8,105,247.28 = 2,560,961.94 : x
  2. Step 2: Convert to fraction form
    5,400,839.76/8,105,247.28 = 2,560,961.94/x
  3. Step 3: Cross multiply
    5,400,839.76x = 8,105,247.28 × 2,560,961.94
  4. Step 4: Simplify right side
    5,400,839.76x = 20,757,229,798,368.52
  5. Step 5: Solve for x
    x = 20,757,229,798,368.52/5,400,839.76
  6. Step 6: Final answer
    x = 3,843,333.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.