Home / 6,507,107.20-8,980,138.88-3,752,770.56

Finding the Fourth Proportional to 6,507,107.20, 8,980,138.88 and 3,752,770.56

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Solution

The fourth proportional to 6,507,107.20, 8,980,138.88 and 3,752,770.56 is: 5,179,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507,107.20 : 8,980,138.88 = 3,752,770.56 : x
  2. Step 2: Convert to fraction form
    6,507,107.20/8,980,138.88 = 3,752,770.56/x
  3. Step 3: Cross multiply
    6,507,107.20x = 8,980,138.88 × 3,752,770.56
  4. Step 4: Simplify right side
    6,507,107.20x = 33,700,400,813,575.38
  5. Step 5: Solve for x
    x = 33,700,400,813,575.38/6,507,107.20
  6. Step 6: Final answer
    x = 5,179,014.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.