Home / 5,278,932.60-7,934,145.30-5,184,454.20

Finding the Fourth Proportional to 5,278,932.60, 7,934,145.30 and 5,184,454.20

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Solution

The fourth proportional to 5,278,932.60, 7,934,145.30 and 5,184,454.20 is: 7,792,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,932.60 : 7,934,145.30 = 5,184,454.20 : x
  2. Step 2: Convert to fraction form
    5,278,932.60/7,934,145.30 = 5,184,454.20/x
  3. Step 3: Cross multiply
    5,278,932.60x = 7,934,145.30 × 5,184,454.20
  4. Step 4: Simplify right side
    5,278,932.60x = 41,134,212,923,995.26
  5. Step 5: Solve for x
    x = 41,134,212,923,995.26/5,278,932.60
  6. Step 6: Final answer
    x = 7,792,145.88

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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.