Home / 5,505,280.20-8,234,592.30-4,940,742.60

Finding the Fourth Proportional to 5,505,280.20, 8,234,592.30 and 4,940,742.60

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Solution

The fourth proportional to 5,505,280.20, 8,234,592.30 and 4,940,742.60 is: 7,390,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,280.20 : 8,234,592.30 = 4,940,742.60 : x
  2. Step 2: Convert to fraction form
    5,505,280.20/8,234,592.30 = 4,940,742.60/x
  3. Step 3: Cross multiply
    5,505,280.20x = 8,234,592.30 × 4,940,742.60
  4. Step 4: Simplify right side
    5,505,280.20x = 40,685,000,970,241.98
  5. Step 5: Solve for x
    x = 40,685,000,970,241.98/5,505,280.20
  6. Step 6: Final answer
    x = 7,390,178.06

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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.