Home / 14,493,919.20-21,743,503.20-7,287,316.80

Finding the Fourth Proportional to 14,493,919.20, 21,743,503.20 and 7,287,316.80

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Solution

The fourth proportional to 14,493,919.20, 21,743,503.20 and 7,287,316.80 is: 10,932,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493,919.20 : 21,743,503.20 = 7,287,316.80 : x
  2. Step 2: Convert to fraction form
    14,493,919.20/21,743,503.20 = 7,287,316.80/x
  3. Step 3: Cross multiply
    14,493,919.20x = 21,743,503.20 × 7,287,316.80
  4. Step 4: Simplify right side
    14,493,919.20x = 158,451,796,160,213.75
  5. Step 5: Solve for x
    x = 158,451,796,160,213.75/14,493,919.20
  6. Step 6: Final answer
    x = 10,932,294.71

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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.