Home / 5,557,909.37-7,670,720.45-3,202,648.90

Finding the Fourth Proportional to 5,557,909.37, 7,670,720.45 and 3,202,648.90

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Solution

The fourth proportional to 5,557,909.37, 7,670,720.45 and 3,202,648.90 is: 4,420,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,909.37 : 7,670,720.45 = 3,202,648.90 : x
  2. Step 2: Convert to fraction form
    5,557,909.37/7,670,720.45 = 3,202,648.90/x
  3. Step 3: Cross multiply
    5,557,909.37x = 7,670,720.45 × 3,202,648.90
  4. Step 4: Simplify right side
    5,557,909.37x = 24,566,624,387,400.39
  5. Step 5: Solve for x
    x = 24,566,624,387,400.39/5,557,909.37
  6. Step 6: Final answer
    x = 4,420,119.65

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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.