Home / 12,234,378.14-16,883,876.07-6,728,171.64

Finding the Fourth Proportional to 12,234,378.14, 16,883,876.07 and 6,728,171.64

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Solution

The fourth proportional to 12,234,378.14, 16,883,876.07 and 6,728,171.64 is: 9,285,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,378.14 : 16,883,876.07 = 6,728,171.64 : x
  2. Step 2: Convert to fraction form
    12,234,378.14/16,883,876.07 = 6,728,171.64/x
  3. Step 3: Cross multiply
    12,234,378.14x = 16,883,876.07 × 6,728,171.64
  4. Step 4: Simplify right side
    12,234,378.14x = 113,597,616,147,448.66
  5. Step 5: Solve for x
    x = 113,597,616,147,448.66/12,234,378.14
  6. Step 6: Final answer
    x = 9,285,115.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.