Home / 20,260,487.56-27,959,481.47-10,968,057.37

Finding the Fourth Proportional to 20,260,487.56, 27,959,481.47 and 10,968,057.37

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Solution

The fourth proportional to 20,260,487.56, 27,959,481.47 and 10,968,057.37 is: 15,135,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,260,487.56 : 27,959,481.47 = 10,968,057.37 : x
  2. Step 2: Convert to fraction form
    20,260,487.56/27,959,481.47 = 10,968,057.37/x
  3. Step 3: Cross multiply
    20,260,487.56x = 27,959,481.47 × 10,968,057.37
  4. Step 4: Simplify right side
    20,260,487.56x = 306,661,196,798,411.88
  5. Step 5: Solve for x
    x = 306,661,196,798,411.88/20,260,487.56
  6. Step 6: Final answer
    x = 15,135,923.85

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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.