Home / 5,678,194.21-7,835,611.62-3,099,376.76

Finding the Fourth Proportional to 5,678,194.21, 7,835,611.62 and 3,099,376.76

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Solution

The fourth proportional to 5,678,194.21, 7,835,611.62 and 3,099,376.76 is: 4,276,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,194.21 : 7,835,611.62 = 3,099,376.76 : x
  2. Step 2: Convert to fraction form
    5,678,194.21/7,835,611.62 = 3,099,376.76/x
  3. Step 3: Cross multiply
    5,678,194.21x = 7,835,611.62 × 3,099,376.76
  4. Step 4: Simplify right side
    5,678,194.21x = 24,285,512,563,216.88
  5. Step 5: Solve for x
    x = 24,285,512,563,216.88/5,678,194.21
  6. Step 6: Final answer
    x = 4,276,978.15

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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.