Home / 13,192,564.56-18,206,829.83-7,314,043.43

Finding the Fourth Proportional to 13,192,564.56, 18,206,829.83 and 7,314,043.43

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Solution

The fourth proportional to 13,192,564.56, 18,206,829.83 and 7,314,043.43 is: 10,093,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,564.56 : 18,206,829.83 = 7,314,043.43 : x
  2. Step 2: Convert to fraction form
    13,192,564.56/18,206,829.83 = 7,314,043.43/x
  3. Step 3: Cross multiply
    13,192,564.56x = 18,206,829.83 × 7,314,043.43
  4. Step 4: Simplify right side
    13,192,564.56x = 133,165,544,099,239.50
  5. Step 5: Solve for x
    x = 133,165,544,099,239.50/13,192,564.56
  6. Step 6: Final answer
    x = 10,093,984.65

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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.