Home / 6,768,176.94-9,340,099.57-3,867,560.87

Finding the Fourth Proportional to 6,768,176.94, 9,340,099.57 and 3,867,560.87

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Solution

The fourth proportional to 6,768,176.94, 9,340,099.57 and 3,867,560.87 is: 5,337,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,176.94 : 9,340,099.57 = 3,867,560.87 : x
  2. Step 2: Convert to fraction form
    6,768,176.94/9,340,099.57 = 3,867,560.87/x
  3. Step 3: Cross multiply
    6,768,176.94x = 9,340,099.57 × 3,867,560.87
  4. Step 4: Simplify right side
    6,768,176.94x = 36,123,403,576,969.78
  5. Step 5: Solve for x
    x = 36,123,403,576,969.78/6,768,176.94
  6. Step 6: Final answer
    x = 5,337,242.79

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1.5x scale

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.