Home / 11,438,690.64-17,158,024.92-2,919,027.12

Finding the Fourth Proportional to 11,438,690.64, 17,158,024.92 and 2,919,027.12

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Solution

The fourth proportional to 11,438,690.64, 17,158,024.92 and 2,919,027.12 is: 4,378,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438,690.64 : 17,158,024.92 = 2,919,027.12 : x
  2. Step 2: Convert to fraction form
    11,438,690.64/17,158,024.92 = 2,919,027.12/x
  3. Step 3: Cross multiply
    11,438,690.64x = 17,158,024.92 × 2,919,027.12
  4. Step 4: Simplify right side
    11,438,690.64x = 50,084,740,067,115.84
  5. Step 5: Solve for x
    x = 50,084,740,067,115.84/11,438,690.64
  6. Step 6: Final answer
    x = 4,378,537.86

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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.