Home / 36,085,540.20-54,128,310.30-9,159,196.20

Finding the Fourth Proportional to 36,085,540.20, 54,128,310.30 and 9,159,196.20

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Solution

The fourth proportional to 36,085,540.20, 54,128,310.30 and 9,159,196.20 is: 13,738,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085,540.20 : 54,128,310.30 = 9,159,196.20 : x
  2. Step 2: Convert to fraction form
    36,085,540.20/54,128,310.30 = 9,159,196.20/x
  3. Step 3: Cross multiply
    36,085,540.20x = 54,128,310.30 × 9,159,196.20
  4. Step 4: Simplify right side
    36,085,540.20x = 495,771,814,012,180.81
  5. Step 5: Solve for x
    x = 495,771,814,012,180.81/36,085,540.20
  6. Step 6: Final answer
    x = 13,738,794.30

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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.