Home / 5,408,382.45-7,463,982.30-3,085,326.12

Finding the Fourth Proportional to 5,408,382.45, 7,463,982.30 and 3,085,326.12

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Solution

The fourth proportional to 5,408,382.45, 7,463,982.30 and 3,085,326.12 is: 4,257,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,382.45 : 7,463,982.30 = 3,085,326.12 : x
  2. Step 2: Convert to fraction form
    5,408,382.45/7,463,982.30 = 3,085,326.12/x
  3. Step 3: Cross multiply
    5,408,382.45x = 7,463,982.30 × 3,085,326.12
  4. Step 4: Simplify right side
    5,408,382.45x = 23,028,819,570,867.62
  5. Step 5: Solve for x
    x = 23,028,819,570,867.62/5,408,382.45
  6. Step 6: Final answer
    x = 4,257,986.52

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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.