Home / 18,184,414.50-27,281,116.04-5,404,865.90

Finding the Fourth Proportional to 18,184,414.50, 27,281,116.04 and 5,404,865.90

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Solution

The fourth proportional to 18,184,414.50, 27,281,116.04 and 5,404,865.90 is: 8,108,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,414.50 : 27,281,116.04 = 5,404,865.90 : x
  2. Step 2: Convert to fraction form
    18,184,414.50/27,281,116.04 = 5,404,865.90/x
  3. Step 3: Cross multiply
    18,184,414.50x = 27,281,116.04 × 5,404,865.90
  4. Step 4: Simplify right side
    18,184,414.50x = 147,450,773,635,109.12
  5. Step 5: Solve for x
    x = 147,450,773,635,109.12/18,184,414.50
  6. Step 6: Final answer
    x = 8,108,634.66

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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.