Home / 7,173,005.76-10,753,138.20-2,795,131.43

Finding the Fourth Proportional to 7,173,005.76, 10,753,138.20 and 2,795,131.43

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Solution

The fourth proportional to 7,173,005.76, 10,753,138.20 and 2,795,131.43 is: 4,190,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173,005.76 : 10,753,138.20 = 2,795,131.43 : x
  2. Step 2: Convert to fraction form
    7,173,005.76/10,753,138.20 = 2,795,131.43/x
  3. Step 3: Cross multiply
    7,173,005.76x = 10,753,138.20 × 2,795,131.43
  4. Step 4: Simplify right side
    7,173,005.76x = 30,056,434,553,953.62
  5. Step 5: Solve for x
    x = 30,056,434,553,953.62/7,173,005.76
  6. Step 6: Final answer
    x = 4,190,214.75

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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.