Home / 6,071,651.46-8,378,069.37-3,899,137.38

Finding the Fourth Proportional to 6,071,651.46, 8,378,069.37 and 3,899,137.38

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Solution

The fourth proportional to 6,071,651.46, 8,378,069.37 and 3,899,137.38 is: 5,380,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071,651.46 : 8,378,069.37 = 3,899,137.38 : x
  2. Step 2: Convert to fraction form
    6,071,651.46/8,378,069.37 = 3,899,137.38/x
  3. Step 3: Cross multiply
    6,071,651.46x = 8,378,069.37 × 3,899,137.38
  4. Step 4: Simplify right side
    6,071,651.46x = 32,667,243,452,800.05
  5. Step 5: Solve for x
    x = 32,667,243,452,800.05/6,071,651.46
  6. Step 6: Final answer
    x = 5,380,289.64

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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.