Home / 21,354,122.56-32,031,183.84-5,397,770.56

Finding the Fourth Proportional to 21,354,122.56, 32,031,183.84 and 5,397,770.56

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Solution

The fourth proportional to 21,354,122.56, 32,031,183.84 and 5,397,770.56 is: 8,096,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354,122.56 : 32,031,183.84 = 5,397,770.56 : x
  2. Step 2: Convert to fraction form
    21,354,122.56/32,031,183.84 = 5,397,770.56/x
  3. Step 3: Cross multiply
    21,354,122.56x = 32,031,183.84 × 5,397,770.56
  4. Step 4: Simplify right side
    21,354,122.56x = 172,896,981,133,499.75
  5. Step 5: Solve for x
    x = 172,896,981,133,499.75/21,354,122.56
  6. Step 6: Final answer
    x = 8,096,655.84

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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.