Home / 5,335,408.80-7,992,615.60-3,199,147.20

Finding the Fourth Proportional to 5,335,408.80, 7,992,615.60 and 3,199,147.20

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Solution

The fourth proportional to 5,335,408.80, 7,992,615.60 and 3,199,147.20 is: 4,792,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,408.80 : 7,992,615.60 = 3,199,147.20 : x
  2. Step 2: Convert to fraction form
    5,335,408.80/7,992,615.60 = 3,199,147.20/x
  3. Step 3: Cross multiply
    5,335,408.80x = 7,992,615.60 × 3,199,147.20
  4. Step 4: Simplify right side
    5,335,408.80x = 25,569,553,817,416.32
  5. Step 5: Solve for x
    x = 25,569,553,817,416.32/5,335,408.80
  6. Step 6: Final answer
    x = 4,792,426.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.