Home / 20,383,743.75-30,575,611.36-7,430,865.67

Finding the Fourth Proportional to 20,383,743.75, 30,575,611.36 and 7,430,865.67

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Solution

The fourth proportional to 20,383,743.75, 30,575,611.36 and 7,430,865.67 is: 11,146,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383,743.75 : 30,575,611.36 = 7,430,865.67 : x
  2. Step 2: Convert to fraction form
    20,383,743.75/30,575,611.36 = 7,430,865.67/x
  3. Step 3: Cross multiply
    20,383,743.75x = 30,575,611.36 × 7,430,865.67
  4. Step 4: Simplify right side
    20,383,743.75x = 227,203,260,794,286
  5. Step 5: Solve for x
    x = 227,203,260,794,286/20,383,743.75
  6. Step 6: Final answer
    x = 11,146,296.95

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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.