Home / 5,157,338.20-7,736,007.30-4,643,611.90

Finding the Fourth Proportional to 5,157,338.20, 7,736,007.30 and 4,643,611.90

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Solution

The fourth proportional to 5,157,338.20, 7,736,007.30 and 4,643,611.90 is: 6,965,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,338.20 : 7,736,007.30 = 4,643,611.90 : x
  2. Step 2: Convert to fraction form
    5,157,338.20/7,736,007.30 = 4,643,611.90/x
  3. Step 3: Cross multiply
    5,157,338.20x = 7,736,007.30 × 4,643,611.90
  4. Step 4: Simplify right side
    5,157,338.20x = 35,923,015,556,766.88
  5. Step 5: Solve for x
    x = 35,923,015,556,766.88/5,157,338.20
  6. Step 6: Final answer
    x = 6,965,417.85

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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.