Home / 20,204,940.13-30,307,672.83-6,741,768.13

Finding the Fourth Proportional to 20,204,940.13, 30,307,672.83 and 6,741,768.13

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Solution

The fourth proportional to 20,204,940.13, 30,307,672.83 and 6,741,768.13 is: 10,112,739.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204,940.13 : 30,307,672.83 = 6,741,768.13 : x
  2. Step 2: Convert to fraction form
    20,204,940.13/30,307,672.83 = 6,741,768.13/x
  3. Step 3: Cross multiply
    20,204,940.13x = 30,307,672.83 × 6,741,768.13
  4. Step 4: Simplify right side
    20,204,940.13x = 204,327,302,628,222.53
  5. Step 5: Solve for x
    x = 204,327,302,628,222.53/20,204,940.13
  6. Step 6: Final answer
    x = 10,112,739.82

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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.