Home / 11,961,015.40-17,941,523.10-10,543,839.40

Finding the Fourth Proportional to 11,961,015.40, 17,941,523.10 and 10,543,839.40

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Solution

The fourth proportional to 11,961,015.40, 17,941,523.10 and 10,543,839.40 is: 15,815,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961,015.40 : 17,941,523.10 = 10,543,839.40 : x
  2. Step 2: Convert to fraction form
    11,961,015.40/17,941,523.10 = 10,543,839.40/x
  3. Step 3: Cross multiply
    11,961,015.40x = 17,941,523.10 × 10,543,839.40
  4. Step 4: Simplify right side
    11,961,015.40x = 189,172,538,157,790.16
  5. Step 5: Solve for x
    x = 189,172,538,157,790.16/11,961,015.40
  6. Step 6: Final answer
    x = 15,815,759.10

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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.