Home / 9,981,907.97-13,775,074.50-5,398,229.34

Finding the Fourth Proportional to 9,981,907.97, 13,775,074.50 and 5,398,229.34

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Solution

The fourth proportional to 9,981,907.97, 13,775,074.50 and 5,398,229.34 is: 7,449,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,907.97 : 13,775,074.50 = 5,398,229.34 : x
  2. Step 2: Convert to fraction form
    9,981,907.97/13,775,074.50 = 5,398,229.34/x
  3. Step 3: Cross multiply
    9,981,907.97x = 13,775,074.50 × 5,398,229.34
  4. Step 4: Simplify right side
    9,981,907.97x = 74,361,011,316,464.14
  5. Step 5: Solve for x
    x = 74,361,011,316,464.14/9,981,907.97
  6. Step 6: Final answer
    x = 7,449,578.94

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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.