Home / 7,481,905.91-11,222,858.87-1,802,130.22

Finding the Fourth Proportional to 7,481,905.91, 11,222,858.87 and 1,802,130.22

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Solution

The fourth proportional to 7,481,905.91, 11,222,858.87 and 1,802,130.22 is: 2,703,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,905.91 : 11,222,858.87 = 1,802,130.22 : x
  2. Step 2: Convert to fraction form
    7,481,905.91/11,222,858.87 = 1,802,130.22/x
  3. Step 3: Cross multiply
    7,481,905.91x = 11,222,858.87 × 1,802,130.22
  4. Step 4: Simplify right side
    7,481,905.91x = 20,225,053,124,422.05
  5. Step 5: Solve for x
    x = 20,225,053,124,422.05/7,481,905.91
  6. Step 6: Final answer
    x = 2,703,195.33

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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.