Home / 8,103,198.44-11,185,857.12-5,048,921.72

Finding the Fourth Proportional to 8,103,198.44, 11,185,857.12 and 5,048,921.72

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Solution

The fourth proportional to 8,103,198.44, 11,185,857.12 and 5,048,921.72 is: 6,969,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,198.44 : 11,185,857.12 = 5,048,921.72 : x
  2. Step 2: Convert to fraction form
    8,103,198.44/11,185,857.12 = 5,048,921.72/x
  3. Step 3: Cross multiply
    8,103,198.44x = 11,185,857.12 × 5,048,921.72
  4. Step 4: Simplify right side
    8,103,198.44x = 56,476,516,969,984.64
  5. Step 5: Solve for x
    x = 56,476,516,969,984.64/8,103,198.44
  6. Step 6: Final answer
    x = 6,969,657.40

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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.