Home / 20,023,379.64-30,035,118.24-5,646,522.78

Finding the Fourth Proportional to 20,023,379.64, 30,035,118.24 and 5,646,522.78

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Solution

The fourth proportional to 20,023,379.64, 30,035,118.24 and 5,646,522.78 is: 8,469,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,379.64 : 30,035,118.24 = 5,646,522.78 : x
  2. Step 2: Convert to fraction form
    20,023,379.64/30,035,118.24 = 5,646,522.78/x
  3. Step 3: Cross multiply
    20,023,379.64x = 30,035,118.24 × 5,646,522.78
  4. Step 4: Simplify right side
    20,023,379.64x = 169,593,979,342,153.50
  5. Step 5: Solve for x
    x = 169,593,979,342,153.50/20,023,379.64
  6. Step 6: Final answer
    x = 8,469,797.93

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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.