Home / 25,284,568.12-34,892,796.46-13,682,131.64

Finding the Fourth Proportional to 25,284,568.12, 34,892,796.46 and 13,682,131.64

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Solution

The fourth proportional to 25,284,568.12, 34,892,796.46 and 13,682,131.64 is: 18,881,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284,568.12 : 34,892,796.46 = 13,682,131.64 : x
  2. Step 2: Convert to fraction form
    25,284,568.12/34,892,796.46 = 13,682,131.64/x
  3. Step 3: Cross multiply
    25,284,568.12x = 34,892,796.46 × 13,682,131.64
  4. Step 4: Simplify right side
    25,284,568.12x = 477,407,834,453,446
  5. Step 5: Solve for x
    x = 477,407,834,453,446/25,284,568.12
  6. Step 6: Final answer
    x = 18,881,391.69

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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.