Home / 8,179,574.32-11,287,891.66-4,508,634.68

Finding the Fourth Proportional to 8,179,574.32, 11,287,891.66 and 4,508,634.68

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Solution

The fourth proportional to 8,179,574.32, 11,287,891.66 and 4,508,634.68 is: 6,221,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,574.32 : 11,287,891.66 = 4,508,634.68 : x
  2. Step 2: Convert to fraction form
    8,179,574.32/11,287,891.66 = 4,508,634.68/x
  3. Step 3: Cross multiply
    8,179,574.32x = 11,287,891.66 × 4,508,634.68
  4. Step 4: Simplify right side
    8,179,574.32x = 50,892,979,802,358.77
  5. Step 5: Solve for x
    x = 50,892,979,802,358.77/8,179,574.32
  6. Step 6: Final answer
    x = 6,221,959.46

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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.