Home / 5,383,584.19-7,429,084.05-3,208,078.90

Finding the Fourth Proportional to 5,383,584.19, 7,429,084.05 and 3,208,078.90

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Solution

The fourth proportional to 5,383,584.19, 7,429,084.05 and 3,208,078.90 is: 4,426,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,584.19 : 7,429,084.05 = 3,208,078.90 : x
  2. Step 2: Convert to fraction form
    5,383,584.19/7,429,084.05 = 3,208,078.90/x
  3. Step 3: Cross multiply
    5,383,584.19x = 7,429,084.05 × 3,208,078.90
  4. Step 4: Simplify right side
    5,383,584.19x = 23,833,087,787,131.54
  5. Step 5: Solve for x
    x = 23,833,087,787,131.54/5,383,584.19
  6. Step 6: Final answer
    x = 4,426,992.68

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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.