Home / 30,344,427.44-41,879,144.86-19,899,231.42

Finding the Fourth Proportional to 30,344,427.44, 41,879,144.86 and 19,899,231.42

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Solution

The fourth proportional to 30,344,427.44, 41,879,144.86 and 19,899,231.42 is: 27,463,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,344,427.44 : 41,879,144.86 = 19,899,231.42 : x
  2. Step 2: Convert to fraction form
    30,344,427.44/41,879,144.86 = 19,899,231.42/x
  3. Step 3: Cross multiply
    30,344,427.44x = 41,879,144.86 × 19,899,231.42
  4. Step 4: Simplify right side
    30,344,427.44x = 833,362,795,240,843.62
  5. Step 5: Solve for x
    x = 833,362,795,240,843.62/30,344,427.44
  6. Step 6: Final answer
    x = 27,463,454.27

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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.