Home / 35,794,742.58-49,395,354.39-21,879,396.78

Finding the Fourth Proportional to 35,794,742.58, 49,395,354.39 and 21,879,396.78

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Solution

The fourth proportional to 35,794,742.58, 49,395,354.39 and 21,879,396.78 is: 30,192,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,794,742.58 : 49,395,354.39 = 21,879,396.78 : x
  2. Step 2: Convert to fraction form
    35,794,742.58/49,395,354.39 = 21,879,396.78/x
  3. Step 3: Cross multiply
    35,794,742.58x = 49,395,354.39 × 21,879,396.78
  4. Step 4: Simplify right side
    35,794,742.58x = 1,080,740,557,787,524.88
  5. Step 5: Solve for x
    x = 1,080,740,557,787,524.88/35,794,742.58
  6. Step 6: Final answer
    x = 30,192,717.70

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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.