Home / 20,123,183.08-30,184,784.84-6,476,327.65

Finding the Fourth Proportional to 20,123,183.08, 30,184,784.84 and 6,476,327.65

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Solution

The fourth proportional to 20,123,183.08, 30,184,784.84 and 6,476,327.65 is: 9,714,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,123,183.08 : 30,184,784.84 = 6,476,327.65 : x
  2. Step 2: Convert to fraction form
    20,123,183.08/30,184,784.84 = 6,476,327.65/x
  3. Step 3: Cross multiply
    20,123,183.08x = 30,184,784.84 × 6,476,327.65
  4. Step 4: Simplify right side
    20,123,183.08x = 195,486,556,668,592.84
  5. Step 5: Solve for x
    x = 195,486,556,668,592.84/20,123,183.08
  6. Step 6: Final answer
    x = 9,714,494.76

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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.