Home / 54,859,600.80-82,286,776.80-18,464,421.60

Finding the Fourth Proportional to 54,859,600.80, 82,286,776.80 and 18,464,421.60

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Solution

The fourth proportional to 54,859,600.80, 82,286,776.80 and 18,464,421.60 is: 27,695,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859,600.80 : 82,286,776.80 = 18,464,421.60 : x
  2. Step 2: Convert to fraction form
    54,859,600.80/82,286,776.80 = 18,464,421.60/x
  3. Step 3: Cross multiply
    54,859,600.80x = 82,286,776.80 × 18,464,421.60
  4. Step 4: Simplify right side
    54,859,600.80x = 1,519,377,738,940,299
  5. Step 5: Solve for x
    x = 1,519,377,738,940,299/54,859,600.80
  6. Step 6: Final answer
    x = 27,695,749.09

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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.