Home / 13,592,001.80-20,388,002.70-8,217,230.60

Finding the Fourth Proportional to 13,592,001.80, 20,388,002.70 and 8,217,230.60

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Solution

The fourth proportional to 13,592,001.80, 20,388,002.70 and 8,217,230.60 is: 12,325,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592,001.80 : 20,388,002.70 = 8,217,230.60 : x
  2. Step 2: Convert to fraction form
    13,592,001.80/20,388,002.70 = 8,217,230.60/x
  3. Step 3: Cross multiply
    13,592,001.80x = 20,388,002.70 × 8,217,230.60
  4. Step 4: Simplify right side
    13,592,001.80x = 167,532,919,659,322.59
  5. Step 5: Solve for x
    x = 167,532,919,659,322.59/13,592,001.80
  6. Step 6: Final answer
    x = 12,325,845.90

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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.