Home / 8,684,080.40-13,015,234.20-4,425,942.80

Finding the Fourth Proportional to 8,684,080.40, 13,015,234.20 and 4,425,942.80

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Solution

The fourth proportional to 8,684,080.40, 13,015,234.20 and 4,425,942.80 is: 6,633,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,080.40 : 13,015,234.20 = 4,425,942.80 : x
  2. Step 2: Convert to fraction form
    8,684,080.40/13,015,234.20 = 4,425,942.80/x
  3. Step 3: Cross multiply
    8,684,080.40x = 13,015,234.20 × 4,425,942.80
  4. Step 4: Simplify right side
    8,684,080.40x = 57,604,682,097,803.76
  5. Step 5: Solve for x
    x = 57,604,682,097,803.76/8,684,080.40
  6. Step 6: Final answer
    x = 6,633,365.82

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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.