Home / 20,096,937.20-30,136,074.60-8,731,535.60

Finding the Fourth Proportional to 20,096,937.20, 30,136,074.60 and 8,731,535.60

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Solution

The fourth proportional to 20,096,937.20, 30,136,074.60 and 8,731,535.60 is: 13,093,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096,937.20 : 30,136,074.60 = 8,731,535.60 : x
  2. Step 2: Convert to fraction form
    20,096,937.20/30,136,074.60 = 8,731,535.60/x
  3. Step 3: Cross multiply
    20,096,937.20x = 30,136,074.60 × 8,731,535.60
  4. Step 4: Simplify right side
    20,096,937.20x = 263,134,208,214,155.75
  5. Step 5: Solve for x
    x = 263,134,208,214,155.75/20,096,937.20
  6. Step 6: Final answer
    x = 13,093,249.26

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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.