Home / 25,231,568.82-34,819,578.96-13,629,132.36

Finding the Fourth Proportional to 25,231,568.82, 34,819,578.96 and 13,629,132.36

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Solution

The fourth proportional to 25,231,568.82, 34,819,578.96 and 13,629,132.36 is: 18,808,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,568.82 : 34,819,578.96 = 13,629,132.36 : x
  2. Step 2: Convert to fraction form
    25,231,568.82/34,819,578.96 = 13,629,132.36/x
  3. Step 3: Cross multiply
    25,231,568.82x = 34,819,578.96 × 13,629,132.36
  4. Step 4: Simplify right side
    25,231,568.82x = 474,560,650,365,311.12
  5. Step 5: Solve for x
    x = 474,560,650,365,311.12/25,231,568.82
  6. Step 6: Final answer
    x = 18,808,210.21

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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.