Home / 10,022,621.57-13,831,217.87-5,438,942.94

Finding the Fourth Proportional to 10,022,621.57, 13,831,217.87 and 5,438,942.94

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Solution

The fourth proportional to 10,022,621.57, 13,831,217.87 and 5,438,942.94 is: 7,505,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,621.57 : 13,831,217.87 = 5,438,942.94 : x
  2. Step 2: Convert to fraction form
    10,022,621.57/13,831,217.87 = 5,438,942.94/x
  3. Step 3: Cross multiply
    10,022,621.57x = 13,831,217.87 × 5,438,942.94
  4. Step 4: Simplify right side
    10,022,621.57x = 75,227,204,758,443.62
  5. Step 5: Solve for x
    x = 75,227,204,758,443.62/10,022,621.57
  6. Step 6: Final answer
    x = 7,505,741.31

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Why These Related Problems?

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