Home / 8,279,934.66-11,426,438.88-4,608,891.54

Finding the Fourth Proportional to 8,279,934.66, 11,426,438.88 and 4,608,891.54

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Solution

The fourth proportional to 8,279,934.66, 11,426,438.88 and 4,608,891.54 is: 6,360,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,934.66 : 11,426,438.88 = 4,608,891.54 : x
  2. Step 2: Convert to fraction form
    8,279,934.66/11,426,438.88 = 4,608,891.54/x
  3. Step 3: Cross multiply
    8,279,934.66x = 11,426,438.88 × 4,608,891.54
  4. Step 4: Simplify right side
    8,279,934.66x = 52,663,217,486,359.08
  5. Step 5: Solve for x
    x = 52,663,217,486,359.08/8,279,934.66
  6. Step 6: Final answer
    x = 6,360,342.16

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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.