Home / 5,777,440.45-7,972,770.38-3,199,065.86

Finding the Fourth Proportional to 5,777,440.45, 7,972,770.38 and 3,199,065.86

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Solution

The fourth proportional to 5,777,440.45, 7,972,770.38 and 3,199,065.86 is: 4,414,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,440.45 : 7,972,770.38 = 3,199,065.86 : x
  2. Step 2: Convert to fraction form
    5,777,440.45/7,972,770.38 = 3,199,065.86/x
  3. Step 3: Cross multiply
    5,777,440.45x = 7,972,770.38 × 3,199,065.86
  4. Step 4: Simplify right side
    5,777,440.45x = 25,505,417,536,213.82
  5. Step 5: Solve for x
    x = 25,505,417,536,213.82/5,777,440.45
  6. Step 6: Final answer
    x = 4,414,656.93

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1.5x scale

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.