Home / 7,268,291.40-10,902,437.10-2,219,593.80

Finding the Fourth Proportional to 7,268,291.40, 10,902,437.10 and 2,219,593.80

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Solution

The fourth proportional to 7,268,291.40, 10,902,437.10 and 2,219,593.80 is: 3,329,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,291.40 : 10,902,437.10 = 2,219,593.80 : x
  2. Step 2: Convert to fraction form
    7,268,291.40/10,902,437.10 = 2,219,593.80/x
  3. Step 3: Cross multiply
    7,268,291.40x = 10,902,437.10 × 2,219,593.80
  4. Step 4: Simplify right side
    7,268,291.40x = 24,198,981,792,049.98
  5. Step 5: Solve for x
    x = 24,198,981,792,049.98/7,268,291.40
  6. Step 6: Final answer
    x = 3,329,390.70

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Double scale
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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.