Home / 69,532,947.06-104,220,079.94-28,007,245.01

Finding the Fourth Proportional to 69,532,947.06, 104,220,079.94 and 28,007,245.01

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Solution

The fourth proportional to 69,532,947.06, 104,220,079.94 and 28,007,245.01 is: 41,978,909.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,532,947.06 : 104,220,079.94 = 28,007,245.01 : x
  2. Step 2: Convert to fraction form
    69,532,947.06/104,220,079.94 = 28,007,245.01/x
  3. Step 3: Cross multiply
    69,532,947.06x = 104,220,079.94 × 28,007,245.01
  4. Step 4: Simplify right side
    69,532,947.06x = 2,918,917,313,180,229.50
  5. Step 5: Solve for x
    x = 2,918,917,313,180,229.50/69,532,947.06
  6. Step 6: Final answer
    x = 41,978,909.81

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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.