Home / 6,311,760.57-8,708,178.51-3,861,817.56

Finding the Fourth Proportional to 6,311,760.57, 8,708,178.51 and 3,861,817.56

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Solution

The fourth proportional to 6,311,760.57, 8,708,178.51 and 3,861,817.56 is: 5,328,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311,760.57 : 8,708,178.51 = 3,861,817.56 : x
  2. Step 2: Convert to fraction form
    6,311,760.57/8,708,178.51 = 3,861,817.56/x
  3. Step 3: Cross multiply
    6,311,760.57x = 8,708,178.51 × 3,861,817.56
  4. Step 4: Simplify right side
    6,311,760.57x = 33,629,396,685,532.64
  5. Step 5: Solve for x
    x = 33,629,396,685,532.64/6,311,760.57
  6. Step 6: Final answer
    x = 5,328,053.29

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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.