Home / 18,794,768.64-28,194,199.68-6,012,268.80

Finding the Fourth Proportional to 18,794,768.64, 28,194,199.68 and 6,012,268.80

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Solution

The fourth proportional to 18,794,768.64, 28,194,199.68 and 6,012,268.80 is: 9,019,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794,768.64 : 28,194,199.68 = 6,012,268.80 : x
  2. Step 2: Convert to fraction form
    18,794,768.64/28,194,199.68 = 6,012,268.80/x
  3. Step 3: Cross multiply
    18,794,768.64x = 28,194,199.68 × 6,012,268.80
  4. Step 4: Simplify right side
    18,794,768.64x = 169,511,107,077,033.97
  5. Step 5: Solve for x
    x = 169,511,107,077,033.97/18,794,768.64
  6. Step 6: Final answer
    x = 9,019,057.93

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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.