Home / 6,667,358.28-9,200,766.18-3,914,001.72

Finding the Fourth Proportional to 6,667,358.28, 9,200,766.18 and 3,914,001.72

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Solution

The fourth proportional to 6,667,358.28, 9,200,766.18 and 3,914,001.72 is: 5,401,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,358.28 : 9,200,766.18 = 3,914,001.72 : x
  2. Step 2: Convert to fraction form
    6,667,358.28/9,200,766.18 = 3,914,001.72/x
  3. Step 3: Cross multiply
    6,667,358.28x = 9,200,766.18 × 3,914,001.72
  4. Step 4: Simplify right side
    6,667,358.28x = 36,011,814,653,837.83
  5. Step 5: Solve for x
    x = 36,011,814,653,837.83/6,667,358.28
  6. Step 6: Final answer
    x = 5,401,211.87

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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.