Home / 7,882,873.44-11,824,310.16-2,831,428.32

Finding the Fourth Proportional to 7,882,873.44, 11,824,310.16 and 2,831,428.32

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Solution

The fourth proportional to 7,882,873.44, 11,824,310.16 and 2,831,428.32 is: 4,247,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,873.44 : 11,824,310.16 = 2,831,428.32 : x
  2. Step 2: Convert to fraction form
    7,882,873.44/11,824,310.16 = 2,831,428.32/x
  3. Step 3: Cross multiply
    7,882,873.44x = 11,824,310.16 × 2,831,428.32
  4. Step 4: Simplify right side
    7,882,873.44x = 33,479,686,651,487.73
  5. Step 5: Solve for x
    x = 33,479,686,651,487.73/7,882,873.44
  6. Step 6: Final answer
    x = 4,247,142.48

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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.