Home / 20,428,971.12-30,647,940.03-6,053,164.02

Finding the Fourth Proportional to 20,428,971.12, 30,647,940.03 and 6,053,164.02

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Solution

The fourth proportional to 20,428,971.12, 30,647,940.03 and 6,053,164.02 is: 9,081,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,428,971.12 : 30,647,940.03 = 6,053,164.02 : x
  2. Step 2: Convert to fraction form
    20,428,971.12/30,647,940.03 = 6,053,164.02/x
  3. Step 3: Cross multiply
    20,428,971.12x = 30,647,940.03 × 6,053,164.02
  4. Step 4: Simplify right side
    20,428,971.12x = 185,517,007,876,713.72
  5. Step 5: Solve for x
    x = 185,517,007,876,713.72/20,428,971.12
  6. Step 6: Final answer
    x = 9,081,074.46

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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.