Home / 5,422,067.28-8,133,995.16-2,226,345.12

Finding the Fourth Proportional to 5,422,067.28, 8,133,995.16 and 2,226,345.12

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Solution

The fourth proportional to 5,422,067.28, 8,133,995.16 and 2,226,345.12 is: 3,339,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,067.28 : 8,133,995.16 = 2,226,345.12 : x
  2. Step 2: Convert to fraction form
    5,422,067.28/8,133,995.16 = 2,226,345.12/x
  3. Step 3: Cross multiply
    5,422,067.28x = 8,133,995.16 × 2,226,345.12
  4. Step 4: Simplify right side
    5,422,067.28x = 18,109,080,430,569.62
  5. Step 5: Solve for x
    x = 18,109,080,430,569.62/5,422,067.28
  6. Step 6: Final answer
    x = 3,339,884.86

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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.