Home / 11,977,279.50-17,971,067.64-3,892,734.30

Finding the Fourth Proportional to 11,977,279.50, 17,971,067.64 and 3,892,734.30

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Solution

The fourth proportional to 11,977,279.50, 17,971,067.64 and 3,892,734.30 is: 5,840,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,279.50 : 17,971,067.64 = 3,892,734.30 : x
  2. Step 2: Convert to fraction form
    11,977,279.50/17,971,067.64 = 3,892,734.30/x
  3. Step 3: Cross multiply
    11,977,279.50x = 17,971,067.64 × 3,892,734.30
  4. Step 4: Simplify right side
    11,977,279.50x = 69,956,591,409,848.05
  5. Step 5: Solve for x
    x = 69,956,591,409,848.05/11,977,279.50
  6. Step 6: Final answer
    x = 5,840,774.73

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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.