Home / 13,383,576.04-18,469,447.38-7,272,004.36

Finding the Fourth Proportional to 13,383,576.04, 18,469,447.38 and 7,272,004.36

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Solution

The fourth proportional to 13,383,576.04, 18,469,447.38 and 7,272,004.36 is: 10,035,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,576.04 : 18,469,447.38 = 7,272,004.36 : x
  2. Step 2: Convert to fraction form
    13,383,576.04/18,469,447.38 = 7,272,004.36/x
  3. Step 3: Cross multiply
    13,383,576.04x = 18,469,447.38 × 7,272,004.36
  4. Step 4: Simplify right side
    13,383,576.04x = 134,309,901,874,150.58
  5. Step 5: Solve for x
    x = 134,309,901,874,150.58/13,383,576.04
  6. Step 6: Final answer
    x = 10,035,427.11

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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.