Home / 18,053,940.21-27,087,651.81-7,274,299.29

Finding the Fourth Proportional to 18,053,940.21, 27,087,651.81 and 7,274,299.29

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Solution

The fourth proportional to 18,053,940.21, 27,087,651.81 and 7,274,299.29 is: 10,914,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053,940.21 : 27,087,651.81 = 7,274,299.29 : x
  2. Step 2: Convert to fraction form
    18,053,940.21/27,087,651.81 = 7,274,299.29/x
  3. Step 3: Cross multiply
    18,053,940.21x = 27,087,651.81 × 7,274,299.29
  4. Step 4: Simplify right side
    18,053,940.21x = 197,043,686,329,250.22
  5. Step 5: Solve for x
    x = 197,043,686,329,250.22/18,053,940.21
  6. Step 6: Final answer
    x = 10,914,165.22

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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.