Home / 23,311,997.20-34,967,995.80-21,819,005.20

Finding the Fourth Proportional to 23,311,997.20, 34,967,995.80 and 21,819,005.20

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Solution

The fourth proportional to 23,311,997.20, 34,967,995.80 and 21,819,005.20 is: 32,728,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311,997.20 : 34,967,995.80 = 21,819,005.20 : x
  2. Step 2: Convert to fraction form
    23,311,997.20/34,967,995.80 = 21,819,005.20/x
  3. Step 3: Cross multiply
    23,311,997.20x = 34,967,995.80 × 21,819,005.20
  4. Step 4: Simplify right side
    23,311,997.20x = 762,966,882,193,778.12
  5. Step 5: Solve for x
    x = 762,966,882,193,778.12/23,311,997.20
  6. Step 6: Final answer
    x = 32,728,507.80

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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.