Home / 17,141,721.31-23,656,257.73-9,407,040.42

Finding the Fourth Proportional to 17,141,721.31, 23,656,257.73 and 9,407,040.42

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Solution

The fourth proportional to 17,141,721.31, 23,656,257.73 and 9,407,040.42 is: 12,982,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,141,721.31 : 23,656,257.73 = 9,407,040.42 : x
  2. Step 2: Convert to fraction form
    17,141,721.31/23,656,257.73 = 9,407,040.42/x
  3. Step 3: Cross multiply
    17,141,721.31x = 23,656,257.73 × 9,407,040.42
  4. Step 4: Simplify right side
    17,141,721.31x = 222,535,372,652,047.44
  5. Step 5: Solve for x
    x = 222,535,372,652,047.44/17,141,721.31
  6. Step 6: Final answer
    x = 12,982,090.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.