Home / 7,992,538.92-11,985,652.62-3,199,334.76

Finding the Fourth Proportional to 7,992,538.92, 11,985,652.62 and 3,199,334.76

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Solution

The fourth proportional to 7,992,538.92, 11,985,652.62 and 3,199,334.76 is: 4,797,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992,538.92 : 11,985,652.62 = 3,199,334.76 : x
  2. Step 2: Convert to fraction form
    7,992,538.92/11,985,652.62 = 3,199,334.76/x
  3. Step 3: Cross multiply
    7,992,538.92x = 11,985,652.62 × 3,199,334.76
  4. Step 4: Simplify right side
    7,992,538.92x = 38,346,115,048,451.06
  5. Step 5: Solve for x
    x = 38,346,115,048,451.06/7,992,538.92
  6. Step 6: Final answer
    x = 4,797,738.92

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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.