Home / 7,984,844.82-12,002,270.94-5,269,841.28

Finding the Fourth Proportional to 7,984,844.82, 12,002,270.94 and 5,269,841.28

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Solution

The fourth proportional to 7,984,844.82, 12,002,270.94 and 5,269,841.28 is: 7,921,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,844.82 : 12,002,270.94 = 5,269,841.28 : x
  2. Step 2: Convert to fraction form
    7,984,844.82/12,002,270.94 = 5,269,841.28/x
  3. Step 3: Cross multiply
    7,984,844.82x = 12,002,270.94 × 5,269,841.28
  4. Step 4: Simplify right side
    7,984,844.82x = 63,250,062,853,356.41
  5. Step 5: Solve for x
    x = 63,250,062,853,356.41/7,984,844.82
  6. Step 6: Final answer
    x = 7,921,263.88

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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.