Home / 5,553,228.06-7,663,401.36-3,105,809.82

Finding the Fourth Proportional to 5,553,228.06, 7,663,401.36 and 3,105,809.82

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Solution

The fourth proportional to 5,553,228.06, 7,663,401.36 and 3,105,809.82 is: 4,285,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553,228.06 : 7,663,401.36 = 3,105,809.82 : x
  2. Step 2: Convert to fraction form
    5,553,228.06/7,663,401.36 = 3,105,809.82/x
  3. Step 3: Cross multiply
    5,553,228.06x = 7,663,401.36 × 3,105,809.82
  4. Step 4: Simplify right side
    5,553,228.06x = 23,801,067,198,489.36
  5. Step 5: Solve for x
    x = 23,801,067,198,489.36/5,553,228.06
  6. Step 6: Final answer
    x = 4,285,987.71

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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.