Home / 8,111,046.78-11,193,228.27-4,439,964.38

Finding the Fourth Proportional to 8,111,046.78, 11,193,228.27 and 4,439,964.38

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Solution

The fourth proportional to 8,111,046.78, 11,193,228.27 and 4,439,964.38 is: 6,127,141.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,046.78 : 11,193,228.27 = 4,439,964.38 : x
  2. Step 2: Convert to fraction form
    8,111,046.78/11,193,228.27 = 4,439,964.38/x
  3. Step 3: Cross multiply
    8,111,046.78x = 11,193,228.27 × 4,439,964.38
  4. Step 4: Simplify right side
    8,111,046.78x = 49,697,534,760,042.88
  5. Step 5: Solve for x
    x = 49,697,534,760,042.88/8,111,046.78
  6. Step 6: Final answer
    x = 6,127,141.92

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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.