Home / 8,211,439.32-11,331,718.20-4,540,516.08

Finding the Fourth Proportional to 8,211,439.32, 11,331,718.20 and 4,540,516.08

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Solution

The fourth proportional to 8,211,439.32, 11,331,718.20 and 4,540,516.08 is: 6,265,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,439.32 : 11,331,718.20 = 4,540,516.08 : x
  2. Step 2: Convert to fraction form
    8,211,439.32/11,331,718.20 = 4,540,516.08/x
  3. Step 3: Cross multiply
    8,211,439.32x = 11,331,718.20 × 4,540,516.08
  4. Step 4: Simplify right side
    8,211,439.32x = 51,451,848,701,128.66
  5. Step 5: Solve for x
    x = 51,451,848,701,128.66/8,211,439.32
  6. Step 6: Final answer
    x = 6,265,874.56

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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.