Home / 11,831,458.80-17,747,188.20-7,579,930.80

Finding the Fourth Proportional to 11,831,458.80, 17,747,188.20 and 7,579,930.80

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Solution

The fourth proportional to 11,831,458.80, 17,747,188.20 and 7,579,930.80 is: 11,369,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,458.80 : 17,747,188.20 = 7,579,930.80 : x
  2. Step 2: Convert to fraction form
    11,831,458.80/17,747,188.20 = 7,579,930.80/x
  3. Step 3: Cross multiply
    11,831,458.80x = 17,747,188.20 × 7,579,930.80
  4. Step 4: Simplify right side
    11,831,458.80x = 134,522,458,450,576.55
  5. Step 5: Solve for x
    x = 134,522,458,450,576.55/11,831,458.80
  6. Step 6: Final answer
    x = 11,369,896.20

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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.