Home / 7,836,741.14-11,741,190.84-6,687,844.43

Finding the Fourth Proportional to 7,836,741.14, 11,741,190.84 and 6,687,844.43

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Solution

The fourth proportional to 7,836,741.14, 11,741,190.84 and 6,687,844.43 is: 10,019,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,741.14 : 11,741,190.84 = 6,687,844.43 : x
  2. Step 2: Convert to fraction form
    7,836,741.14/11,741,190.84 = 6,687,844.43/x
  3. Step 3: Cross multiply
    7,836,741.14x = 11,741,190.84 × 6,687,844.43
  4. Step 4: Simplify right side
    7,836,741.14x = 78,523,257,702,155.06
  5. Step 5: Solve for x
    x = 78,523,257,702,155.06/7,836,741.14
  6. Step 6: Final answer
    x = 10,019,886.63

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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.