Home / 5,678,171.20-7,835,994.88-3,099,960.64

Finding the Fourth Proportional to 5,678,171.20, 7,835,994.88 and 3,099,960.64

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Solution

The fourth proportional to 5,678,171.20, 7,835,994.88 and 3,099,960.64 is: 4,278,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,171.20 : 7,835,994.88 = 3,099,960.64 : x
  2. Step 2: Convert to fraction form
    5,678,171.20/7,835,994.88 = 3,099,960.64/x
  3. Step 3: Cross multiply
    5,678,171.20x = 7,835,994.88 × 3,099,960.64
  4. Step 4: Simplify right side
    5,678,171.20x = 24,291,275,703,241.52
  5. Step 5: Solve for x
    x = 24,291,275,703,241.52/5,678,171.20
  6. Step 6: Final answer
    x = 4,278,010.45

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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.