Home / 54,859,615.80-82,286,799.30-18,464,436.60

Finding the Fourth Proportional to 54,859,615.80, 82,286,799.30 and 18,464,436.60

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Solution

The fourth proportional to 54,859,615.80, 82,286,799.30 and 18,464,436.60 is: 27,695,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,859,615.80 : 82,286,799.30 = 18,464,436.60 : x
  2. Step 2: Convert to fraction form
    54,859,615.80/82,286,799.30 = 18,464,436.60/x
  3. Step 3: Cross multiply
    54,859,615.80x = 82,286,799.30 × 18,464,436.60
  4. Step 4: Simplify right side
    54,859,615.80x = 1,519,379,388,691,774.50
  5. Step 5: Solve for x
    x = 1,519,379,388,691,774.50/54,859,615.80
  6. Step 6: Final answer
    x = 27,695,771.59

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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.