Home / 12,591,058.70-18,858,594.45-9,741,932.30

Finding the Fourth Proportional to 12,591,058.70, 18,858,594.45 and 9,741,932.30

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Solution

The fourth proportional to 12,591,058.70, 18,858,594.45 and 9,741,932.30 is: 14,591,239.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591,058.70 : 18,858,594.45 = 9,741,932.30 : x
  2. Step 2: Convert to fraction form
    12,591,058.70/18,858,594.45 = 9,741,932.30/x
  3. Step 3: Cross multiply
    12,591,058.70x = 18,858,594.45 × 9,741,932.30
  4. Step 4: Simplify right side
    12,591,058.70x = 183,719,150,405,055.75
  5. Step 5: Solve for x
    x = 183,719,150,405,055.75/12,591,058.70
  6. Step 6: Final answer
    x = 14,591,239.29

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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.