Home / 4,920,906.30-7,381,359.45-4,336,321.20

Finding the Fourth Proportional to 4,920,906.30, 7,381,359.45 and 4,336,321.20

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Solution

The fourth proportional to 4,920,906.30, 7,381,359.45 and 4,336,321.20 is: 6,504,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,906.30 : 7,381,359.45 = 4,336,321.20 : x
  2. Step 2: Convert to fraction form
    4,920,906.30/7,381,359.45 = 4,336,321.20/x
  3. Step 3: Cross multiply
    4,920,906.30x = 7,381,359.45 × 4,336,321.20
  4. Step 4: Simplify right side
    4,920,906.30x = 32,007,945,467,855.34
  5. Step 5: Solve for x
    x = 32,007,945,467,855.34/4,920,906.30
  6. Step 6: Final answer
    x = 6,504,481.80

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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.