Home / 7,276,808.80-10,915,213.20-5,149,295.20

Finding the Fourth Proportional to 7,276,808.80, 10,915,213.20 and 5,149,295.20

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Solution

The fourth proportional to 7,276,808.80, 10,915,213.20 and 5,149,295.20 is: 7,723,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,808.80 : 10,915,213.20 = 5,149,295.20 : x
  2. Step 2: Convert to fraction form
    7,276,808.80/10,915,213.20 = 5,149,295.20/x
  3. Step 3: Cross multiply
    7,276,808.80x = 10,915,213.20 × 5,149,295.20
  4. Step 4: Simplify right side
    7,276,808.80x = 56,205,654,937,736.64
  5. Step 5: Solve for x
    x = 56,205,654,937,736.64/7,276,808.80
  6. Step 6: Final answer
    x = 7,723,942.80

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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.