Home / 7,923,479.08-10,944,296.10-6,109,960.36

Finding the Fourth Proportional to 7,923,479.08, 10,944,296.10 and 6,109,960.36

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Solution

The fourth proportional to 7,923,479.08, 10,944,296.10 and 6,109,960.36 is: 8,439,375.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923,479.08 : 10,944,296.10 = 6,109,960.36 : x
  2. Step 2: Convert to fraction form
    7,923,479.08/10,944,296.10 = 6,109,960.36/x
  3. Step 3: Cross multiply
    7,923,479.08x = 10,944,296.10 × 6,109,960.36
  4. Step 4: Simplify right side
    7,923,479.08x = 66,869,215,339,102.59
  5. Step 5: Solve for x
    x = 66,869,215,339,102.59/7,923,479.08
  6. Step 6: Final answer
    x = 8,439,375.51

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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.