Home / 8,126,516.27-11,215,725.68-4,688,694.83

Finding the Fourth Proportional to 8,126,516.27, 11,215,725.68 and 4,688,694.83

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Solution

The fourth proportional to 8,126,516.27, 11,215,725.68 and 4,688,694.83 is: 6,471,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,516.27 : 11,215,725.68 = 4,688,694.83 : x
  2. Step 2: Convert to fraction form
    8,126,516.27/11,215,725.68 = 4,688,694.83/x
  3. Step 3: Cross multiply
    8,126,516.27x = 11,215,725.68 × 4,688,694.83
  4. Step 4: Simplify right side
    8,126,516.27x = 52,587,114,987,070.77
  5. Step 5: Solve for x
    x = 52,587,114,987,070.77/8,126,516.27
  6. Step 6: Final answer
    x = 6,471,052.69

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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.