Home / 11,082,078.40-16,635,559.20-8,568,875.20

Finding the Fourth Proportional to 11,082,078.40, 16,635,559.20 and 8,568,875.20

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Solution

The fourth proportional to 11,082,078.40, 16,635,559.20 and 8,568,875.20 is: 12,862,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082,078.40 : 16,635,559.20 = 8,568,875.20 : x
  2. Step 2: Convert to fraction form
    11,082,078.40/16,635,559.20 = 8,568,875.20/x
  3. Step 3: Cross multiply
    11,082,078.40x = 16,635,559.20 × 8,568,875.20
  4. Step 4: Simplify right side
    11,082,078.40x = 142,548,030,667,011.81
  5. Step 5: Solve for x
    x = 142,548,030,667,011.81/11,082,078.40
  6. Step 6: Final answer
    x = 12,862,932.88

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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.