Home / 17,770,644.82-26,656,964.21-4,990,152.97

Finding the Fourth Proportional to 17,770,644.82, 26,656,964.21 and 4,990,152.97

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Solution

The fourth proportional to 17,770,644.82, 26,656,964.21 and 4,990,152.97 is: 7,485,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770,644.82 : 26,656,964.21 = 4,990,152.97 : x
  2. Step 2: Convert to fraction form
    17,770,644.82/26,656,964.21 = 4,990,152.97/x
  3. Step 3: Cross multiply
    17,770,644.82x = 26,656,964.21 × 4,990,152.97
  4. Step 4: Simplify right side
    17,770,644.82x = 133,022,329,123,715.20
  5. Step 5: Solve for x
    x = 133,022,329,123,715.20/17,770,644.82
  6. Step 6: Final answer
    x = 7,485,509.42

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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.