Home / 18,127,800.33-27,181,761.65-7,186,906.36

Finding the Fourth Proportional to 18,127,800.33, 27,181,761.65 and 7,186,906.36

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Solution

The fourth proportional to 18,127,800.33, 27,181,761.65 and 7,186,906.36 is: 10,776,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,800.33 : 27,181,761.65 = 7,186,906.36 : x
  2. Step 2: Convert to fraction form
    18,127,800.33/27,181,761.65 = 7,186,906.36/x
  3. Step 3: Cross multiply
    18,127,800.33x = 27,181,761.65 × 7,186,906.36
  4. Step 4: Simplify right side
    18,127,800.33x = 195,352,775,743,809.03
  5. Step 5: Solve for x
    x = 195,352,775,743,809.03/18,127,800.33
  6. Step 6: Final answer
    x = 10,776,419.21

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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.