Home / 20,141,247.42-30,211,843.68-9,352,648.80

Finding the Fourth Proportional to 20,141,247.42, 30,211,843.68 and 9,352,648.80

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Solution

The fourth proportional to 20,141,247.42, 30,211,843.68 and 9,352,648.80 is: 14,028,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141,247.42 : 30,211,843.68 = 9,352,648.80 : x
  2. Step 2: Convert to fraction form
    20,141,247.42/30,211,843.68 = 9,352,648.80/x
  3. Step 3: Cross multiply
    20,141,247.42x = 30,211,843.68 × 9,352,648.80
  4. Step 4: Simplify right side
    20,141,247.42x = 282,560,763,539,539.62
  5. Step 5: Solve for x
    x = 282,560,763,539,539.62/20,141,247.42
  6. Step 6: Final answer
    x = 14,028,960.45

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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.