Home / 8,172,609.38-11,278,200.95-4,736,843.31

Finding the Fourth Proportional to 8,172,609.38, 11,278,200.95 and 4,736,843.31

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Solution

The fourth proportional to 8,172,609.38, 11,278,200.95 and 4,736,843.31 is: 6,536,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,609.38 : 11,278,200.95 = 4,736,843.31 : x
  2. Step 2: Convert to fraction form
    8,172,609.38/11,278,200.95 = 4,736,843.31/x
  3. Step 3: Cross multiply
    8,172,609.38x = 11,278,200.95 × 4,736,843.31
  4. Step 4: Simplify right side
    8,172,609.38x = 53,423,070,695,158.92
  5. Step 5: Solve for x
    x = 53,423,070,695,158.92/8,172,609.38
  6. Step 6: Final answer
    x = 6,536,843.77

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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.