Home / 13,361,204.20-20,053,616.10-11,448,016.60

Finding the Fourth Proportional to 13,361,204.20, 20,053,616.10 and 11,448,016.60

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Solution

The fourth proportional to 13,361,204.20, 20,053,616.10 and 11,448,016.60 is: 17,182,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,204.20 : 20,053,616.10 = 11,448,016.60 : x
  2. Step 2: Convert to fraction form
    13,361,204.20/20,053,616.10 = 11,448,016.60/x
  3. Step 3: Cross multiply
    13,361,204.20x = 20,053,616.10 × 11,448,016.60
  4. Step 4: Simplify right side
    13,361,204.20x = 229,574,130,002,827.28
  5. Step 5: Solve for x
    x = 229,574,130,002,827.28/13,361,204.20
  6. Step 6: Final answer
    x = 17,182,143.66

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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.