Home / 7,589,805.80-11,384,708.70-2,198,632.10

Finding the Fourth Proportional to 7,589,805.80, 11,384,708.70 and 2,198,632.10

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Solution

The fourth proportional to 7,589,805.80, 11,384,708.70 and 2,198,632.10 is: 3,297,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589,805.80 : 11,384,708.70 = 2,198,632.10 : x
  2. Step 2: Convert to fraction form
    7,589,805.80/11,384,708.70 = 2,198,632.10/x
  3. Step 3: Cross multiply
    7,589,805.80x = 11,384,708.70 × 2,198,632.10
  4. Step 4: Simplify right side
    7,589,805.80x = 25,030,785,996,969.27
  5. Step 5: Solve for x
    x = 25,030,785,996,969.27/7,589,805.80
  6. Step 6: Final answer
    x = 3,297,948.15

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Similar ratio
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1.5x scale

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.