Home / 5,178,659.70-7,767,989.55-3,293,757.30

Finding the Fourth Proportional to 5,178,659.70, 7,767,989.55 and 3,293,757.30

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Solution

The fourth proportional to 5,178,659.70, 7,767,989.55 and 3,293,757.30 is: 4,940,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,659.70 : 7,767,989.55 = 3,293,757.30 : x
  2. Step 2: Convert to fraction form
    5,178,659.70/7,767,989.55 = 3,293,757.30/x
  3. Step 3: Cross multiply
    5,178,659.70x = 7,767,989.55 × 3,293,757.30
  4. Step 4: Simplify right side
    5,178,659.70x = 25,585,872,286,636.21
  5. Step 5: Solve for x
    x = 25,585,872,286,636.21/5,178,659.70
  6. Step 6: Final answer
    x = 4,940,635.95

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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.