Home / 36,288,002.20-54,432,003.30-20,329,576.60

Finding the Fourth Proportional to 36,288,002.20, 54,432,003.30 and 20,329,576.60

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Solution

The fourth proportional to 36,288,002.20, 54,432,003.30 and 20,329,576.60 is: 30,494,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,002.20 : 54,432,003.30 = 20,329,576.60 : x
  2. Step 2: Convert to fraction form
    36,288,002.20/54,432,003.30 = 20,329,576.60/x
  3. Step 3: Cross multiply
    36,288,002.20x = 54,432,003.30 × 20,329,576.60
  4. Step 4: Simplify right side
    36,288,002.20x = 1,106,579,580,578,802.75
  5. Step 5: Solve for x
    x = 1,106,579,580,578,802.75/36,288,002.20
  6. Step 6: Final answer
    x = 30,494,364.90

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Similar ratio
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1.5x scale

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.