Home / 20,168,998.20-30,253,497.30-6,522,118.20

Finding the Fourth Proportional to 20,168,998.20, 30,253,497.30 and 6,522,118.20

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Solution

The fourth proportional to 20,168,998.20, 30,253,497.30 and 6,522,118.20 is: 9,783,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168,998.20 : 30,253,497.30 = 6,522,118.20 : x
  2. Step 2: Convert to fraction form
    20,168,998.20/30,253,497.30 = 6,522,118.20/x
  3. Step 3: Cross multiply
    20,168,998.20x = 30,253,497.30 × 6,522,118.20
  4. Step 4: Simplify right side
    20,168,998.20x = 197,316,885,353,980.88
  5. Step 5: Solve for x
    x = 197,316,885,353,980.88/20,168,998.20
  6. Step 6: Final answer
    x = 9,783,177.30

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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.