Home / 18,255,283.21-27,388,654.75-10,977,122.17

Finding the Fourth Proportional to 18,255,283.21, 27,388,654.75 and 10,977,122.17

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Solution

The fourth proportional to 18,255,283.21, 27,388,654.75 and 10,977,122.17 is: 16,469,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255,283.21 : 27,388,654.75 = 10,977,122.17 : x
  2. Step 2: Convert to fraction form
    18,255,283.21/27,388,654.75 = 10,977,122.17/x
  3. Step 3: Cross multiply
    18,255,283.21x = 27,388,654.75 × 10,977,122.17
  4. Step 4: Simplify right side
    18,255,283.21x = 300,648,609,125,757.50
  5. Step 5: Solve for x
    x = 300,648,609,125,757.50/18,255,283.21
  6. Step 6: Final answer
    x = 16,469,128.73

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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.