Home / 7,091,121.96-10,640,004.75-3,494,928.51

Finding the Fourth Proportional to 7,091,121.96, 10,640,004.75 and 3,494,928.51

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Solution

The fourth proportional to 7,091,121.96, 10,640,004.75 and 3,494,928.51 is: 5,244,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091,121.96 : 10,640,004.75 = 3,494,928.51 : x
  2. Step 2: Convert to fraction form
    7,091,121.96/10,640,004.75 = 3,494,928.51/x
  3. Step 3: Cross multiply
    7,091,121.96x = 10,640,004.75 × 3,494,928.51
  4. Step 4: Simplify right side
    7,091,121.96x = 37,186,055,947,310.42
  5. Step 5: Solve for x
    x = 37,186,055,947,310.42/7,091,121.96
  6. Step 6: Final answer
    x = 5,244,029.95

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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.