Home / 13,777,162.56-20,655,449.28-9,505,140.48

Finding the Fourth Proportional to 13,777,162.56, 20,655,449.28 and 9,505,140.48

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Solution

The fourth proportional to 13,777,162.56, 20,655,449.28 and 9,505,140.48 is: 14,250,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,777,162.56 : 20,655,449.28 = 9,505,140.48 : x
  2. Step 2: Convert to fraction form
    13,777,162.56/20,655,449.28 = 9,505,140.48/x
  3. Step 3: Cross multiply
    13,777,162.56x = 20,655,449.28 × 9,505,140.48
  4. Step 4: Simplify right side
    13,777,162.56x = 196,332,947,083,914.88
  5. Step 5: Solve for x
    x = 196,332,947,083,914.88/13,777,162.56
  6. Step 6: Final answer
    x = 14,250,608.30

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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.