Home / 20,620,211.10-30,922,443.45-6,238,499.10

Finding the Fourth Proportional to 20,620,211.10, 30,922,443.45 and 6,238,499.10

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Solution

The fourth proportional to 20,620,211.10, 30,922,443.45 and 6,238,499.10 is: 9,355,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,620,211.10 : 30,922,443.45 = 6,238,499.10 : x
  2. Step 2: Convert to fraction form
    20,620,211.10/30,922,443.45 = 6,238,499.10/x
  3. Step 3: Cross multiply
    20,620,211.10x = 30,922,443.45 × 6,238,499.10
  4. Step 4: Simplify right side
    20,620,211.10x = 192,909,635,632,625.88
  5. Step 5: Solve for x
    x = 192,909,635,632,625.88/20,620,211.10
  6. Step 6: Final answer
    x = 9,355,366.67

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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.