Home / 55,196,922.60-82,795,383.90-18,846,358.20

Finding the Fourth Proportional to 55,196,922.60, 82,795,383.90 and 18,846,358.20

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Solution

The fourth proportional to 55,196,922.60, 82,795,383.90 and 18,846,358.20 is: 28,269,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196,922.60 : 82,795,383.90 = 18,846,358.20 : x
  2. Step 2: Convert to fraction form
    55,196,922.60/82,795,383.90 = 18,846,358.20/x
  3. Step 3: Cross multiply
    55,196,922.60x = 82,795,383.90 × 18,846,358.20
  4. Step 4: Simplify right side
    55,196,922.60x = 1,560,391,462,285,913
  5. Step 5: Solve for x
    x = 1,560,391,462,285,913/55,196,922.60
  6. Step 6: Final answer
    x = 28,269,537.30

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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.