Home / 8,172,494.92-11,278,042.46-4,736,728.86

Finding the Fourth Proportional to 8,172,494.92, 11,278,042.46 and 4,736,728.86

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Solution

The fourth proportional to 8,172,494.92, 11,278,042.46 and 4,736,728.86 is: 6,536,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,494.92 : 11,278,042.46 = 4,736,728.86 : x
  2. Step 2: Convert to fraction form
    8,172,494.92/11,278,042.46 = 4,736,728.86/x
  3. Step 3: Cross multiply
    8,172,494.92x = 11,278,042.46 × 4,736,728.86
  4. Step 4: Simplify right side
    8,172,494.92x = 53,421,029,124,513.55
  5. Step 5: Solve for x
    x = 53,421,029,124,513.55/8,172,494.92
  6. Step 6: Final answer
    x = 6,536,685.51

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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.