Home / 13,387,260.80-20,058,772.80-11,396,604.80

Finding the Fourth Proportional to 13,387,260.80, 20,058,772.80 and 11,396,604.80

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Solution

The fourth proportional to 13,387,260.80, 20,058,772.80 and 11,396,604.80 is: 17,076,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,387,260.80 : 20,058,772.80 = 11,396,604.80 : x
  2. Step 2: Convert to fraction form
    13,387,260.80/20,058,772.80 = 11,396,604.80/x
  3. Step 3: Cross multiply
    13,387,260.80x = 20,058,772.80 × 11,396,604.80
  4. Step 4: Simplify right side
    13,387,260.80x = 228,601,906,374,589.47
  5. Step 5: Solve for x
    x = 228,601,906,374,589.47/13,387,260.80
  6. Step 6: Final answer
    x = 17,076,077.76

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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.