Home / 8,505,529.83-12,753,163.80-3,388,748.49

Finding the Fourth Proportional to 8,505,529.83, 12,753,163.80 and 3,388,748.49

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Solution

The fourth proportional to 8,505,529.83, 12,753,163.80 and 3,388,748.49 is: 5,081,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,529.83 : 12,753,163.80 = 3,388,748.49 : x
  2. Step 2: Convert to fraction form
    8,505,529.83/12,753,163.80 = 3,388,748.49/x
  3. Step 3: Cross multiply
    8,505,529.83x = 12,753,163.80 × 3,388,748.49
  4. Step 4: Simplify right side
    8,505,529.83x = 43,217,264,569,972.66
  5. Step 5: Solve for x
    x = 43,217,264,569,972.66/8,505,529.83
  6. Step 6: Final answer
    x = 5,081,078.48

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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.