Home / 23,321,330.55-34,981,995.83-20,630,910.49

Finding the Fourth Proportional to 23,321,330.55, 34,981,995.83 and 20,630,910.49

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Solution

The fourth proportional to 23,321,330.55, 34,981,995.83 and 20,630,910.49 is: 30,946,365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321,330.55 : 34,981,995.83 = 20,630,910.49 : x
  2. Step 2: Convert to fraction form
    23,321,330.55/34,981,995.83 = 20,630,910.49/x
  3. Step 3: Cross multiply
    23,321,330.55x = 34,981,995.83 × 20,630,910.49
  4. Step 4: Simplify right side
    23,321,330.55x = 721,710,424,539,673.75
  5. Step 5: Solve for x
    x = 721,710,424,539,673.75/23,321,330.55
  6. Step 6: Final answer
    x = 30,946,365.73

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Double scale
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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.