Home / 8,290,268.80-12,437,152.80-2,611,067.20

Finding the Fourth Proportional to 8,290,268.80, 12,437,152.80 and 2,611,067.20

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Solution

The fourth proportional to 8,290,268.80, 12,437,152.80 and 2,611,067.20 is: 3,917,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,268.80 : 12,437,152.80 = 2,611,067.20 : x
  2. Step 2: Convert to fraction form
    8,290,268.80/12,437,152.80 = 2,611,067.20/x
  3. Step 3: Cross multiply
    8,290,268.80x = 12,437,152.80 × 2,611,067.20
  4. Step 4: Simplify right side
    8,290,268.80x = 32,474,241,737,468.16
  5. Step 5: Solve for x
    x = 32,474,241,737,468.16/8,290,268.80
  6. Step 6: Final answer
    x = 3,917,151.85

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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.