Home / 11,154,020.80-16,689,040.80-7,374,884.80

Finding the Fourth Proportional to 11,154,020.80, 16,689,040.80 and 7,374,884.80

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Solution

The fourth proportional to 11,154,020.80, 16,689,040.80 and 7,374,884.80 is: 11,034,563.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154,020.80 : 16,689,040.80 = 7,374,884.80 : x
  2. Step 2: Convert to fraction form
    11,154,020.80/16,689,040.80 = 7,374,884.80/x
  3. Step 3: Cross multiply
    11,154,020.80x = 16,689,040.80 × 7,374,884.80
  4. Step 4: Simplify right side
    11,154,020.80x = 123,079,753,322,499.84
  5. Step 5: Solve for x
    x = 123,079,753,322,499.84/11,154,020.80
  6. Step 6: Final answer
    x = 11,034,563.73

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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.