Home / 84,297,863.54-126,464,844.12-25,214,884.40

Finding the Fourth Proportional to 84,297,863.54, 126,464,844.12 and 25,214,884.40

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Solution

The fourth proportional to 84,297,863.54, 126,464,844.12 and 25,214,884.40 is: 37,827,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,297,863.54 : 126,464,844.12 = 25,214,884.40 : x
  2. Step 2: Convert to fraction form
    84,297,863.54/126,464,844.12 = 25,214,884.40/x
  3. Step 3: Cross multiply
    84,297,863.54x = 126,464,844.12 × 25,214,884.40
  4. Step 4: Simplify right side
    84,297,863.54x = 3,188,796,425,149,819.50
  5. Step 5: Solve for x
    x = 3,188,796,425,149,819.50/84,297,863.54
  6. Step 6: Final answer
    x = 37,827,725.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.