Home / 4,889,418.80-7,334,128.20-4,469,169.20

Finding the Fourth Proportional to 4,889,418.80, 7,334,128.20 and 4,469,169.20

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Solution

The fourth proportional to 4,889,418.80, 7,334,128.20 and 4,469,169.20 is: 6,703,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,418.80 : 7,334,128.20 = 4,469,169.20 : x
  2. Step 2: Convert to fraction form
    4,889,418.80/7,334,128.20 = 4,469,169.20/x
  3. Step 3: Cross multiply
    4,889,418.80x = 7,334,128.20 × 4,469,169.20
  4. Step 4: Simplify right side
    4,889,418.80x = 32,777,459,860,291.44
  5. Step 5: Solve for x
    x = 32,777,459,860,291.44/4,889,418.80
  6. Step 6: Final answer
    x = 6,703,753.80

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1.5x scale

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.