Home / 6,481,954.78-8,945,278.08-3,581,532.60

Finding the Fourth Proportional to 6,481,954.78, 8,945,278.08 and 3,581,532.60

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Solution

The fourth proportional to 6,481,954.78, 8,945,278.08 and 3,581,532.60 is: 4,942,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,954.78 : 8,945,278.08 = 3,581,532.60 : x
  2. Step 2: Convert to fraction form
    6,481,954.78/8,945,278.08 = 3,581,532.60/x
  3. Step 3: Cross multiply
    6,481,954.78x = 8,945,278.08 × 3,581,532.60
  4. Step 4: Simplify right side
    6,481,954.78x = 32,037,805,083,073.89
  5. Step 5: Solve for x
    x = 32,037,805,083,073.89/6,481,954.78
  6. Step 6: Final answer
    x = 4,942,614.71

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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.