Home / 7,161,183.57-9,882,650.99-5,071,769.25

Finding the Fourth Proportional to 7,161,183.57, 9,882,650.99 and 5,071,769.25

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Solution

The fourth proportional to 7,161,183.57, 9,882,650.99 and 5,071,769.25 is: 6,999,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,183.57 : 9,882,650.99 = 5,071,769.25 : x
  2. Step 2: Convert to fraction form
    7,161,183.57/9,882,650.99 = 5,071,769.25/x
  3. Step 3: Cross multiply
    7,161,183.57x = 9,882,650.99 × 5,071,769.25
  4. Step 4: Simplify right side
    7,161,183.57x = 50,122,525,374,205.21
  5. Step 5: Solve for x
    x = 50,122,525,374,205.21/7,161,183.57
  6. Step 6: Final answer
    x = 6,999,195.72

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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.