Home / 6,979,287.32-10,468,934.63-2,187,349.80

Finding the Fourth Proportional to 6,979,287.32, 10,468,934.63 and 2,187,349.80

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Solution

The fourth proportional to 6,979,287.32, 10,468,934.63 and 2,187,349.80 is: 3,281,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,287.32 : 10,468,934.63 = 2,187,349.80 : x
  2. Step 2: Convert to fraction form
    6,979,287.32/10,468,934.63 = 2,187,349.80/x
  3. Step 3: Cross multiply
    6,979,287.32x = 10,468,934.63 × 2,187,349.80
  4. Step 4: Simplify right side
    6,979,287.32x = 22,899,222,027,150.88
  5. Step 5: Solve for x
    x = 22,899,222,027,150.88/6,979,287.32
  6. Step 6: Final answer
    x = 3,281,025.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.