Home / 8,279,795.60-11,416,338.96-5,667,558.56

Finding the Fourth Proportional to 8,279,795.60, 11,416,338.96 and 5,667,558.56

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Solution

The fourth proportional to 8,279,795.60, 11,416,338.96 and 5,667,558.56 is: 7,814,537.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,795.60 : 11,416,338.96 = 5,667,558.56 : x
  2. Step 2: Convert to fraction form
    8,279,795.60/11,416,338.96 = 5,667,558.56/x
  3. Step 3: Cross multiply
    8,279,795.60x = 11,416,338.96 × 5,667,558.56
  4. Step 4: Simplify right side
    8,279,795.60x = 64,702,769,596,609.50
  5. Step 5: Solve for x
    x = 64,702,769,596,609.50/8,279,795.60
  6. Step 6: Final answer
    x = 7,814,537.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.