Home / 12,057,773.80-18,086,660.70-11,207,468.20

Finding the Fourth Proportional to 12,057,773.80, 18,086,660.70 and 11,207,468.20

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Solution

The fourth proportional to 12,057,773.80, 18,086,660.70 and 11,207,468.20 is: 16,811,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,773.80 : 18,086,660.70 = 11,207,468.20 : x
  2. Step 2: Convert to fraction form
    12,057,773.80/18,086,660.70 = 11,207,468.20/x
  3. Step 3: Cross multiply
    12,057,773.80x = 18,086,660.70 × 11,207,468.20
  4. Step 4: Simplify right side
    12,057,773.80x = 202,705,674,639,439.72
  5. Step 5: Solve for x
    x = 202,705,674,639,439.72/12,057,773.80
  6. Step 6: Final answer
    x = 16,811,202.30

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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.