Home / 9,188,679.08-13,783,885.74-2,711,778.78

Finding the Fourth Proportional to 9,188,679.08, 13,783,885.74 and 2,711,778.78

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Solution

The fourth proportional to 9,188,679.08, 13,783,885.74 and 2,711,778.78 is: 4,067,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,679.08 : 13,783,885.74 = 2,711,778.78 : x
  2. Step 2: Convert to fraction form
    9,188,679.08/13,783,885.74 = 2,711,778.78/x
  3. Step 3: Cross multiply
    9,188,679.08x = 13,783,885.74 × 2,711,778.78
  4. Step 4: Simplify right side
    9,188,679.08x = 37,378,848,855,676.59
  5. Step 5: Solve for x
    x = 37,378,848,855,676.59/9,188,679.08
  6. Step 6: Final answer
    x = 4,067,924.08

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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.