Home / 7,731,372.80-11,597,059.20-6,536,979.20

Finding the Fourth Proportional to 7,731,372.80, 11,597,059.20 and 6,536,979.20

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Solution

The fourth proportional to 7,731,372.80, 11,597,059.20 and 6,536,979.20 is: 9,805,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,372.80 : 11,597,059.20 = 6,536,979.20 : x
  2. Step 2: Convert to fraction form
    7,731,372.80/11,597,059.20 = 6,536,979.20/x
  3. Step 3: Cross multiply
    7,731,372.80x = 11,597,059.20 × 6,536,979.20
  4. Step 4: Simplify right side
    7,731,372.80x = 75,809,734,771,568.64
  5. Step 5: Solve for x
    x = 75,809,734,771,568.64/7,731,372.80
  6. Step 6: Final answer
    x = 9,805,468.80

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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.