Home / 32,840,878.80-49,261,318.20-20,747,643.60

Finding the Fourth Proportional to 32,840,878.80, 49,261,318.20 and 20,747,643.60

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Solution

The fourth proportional to 32,840,878.80, 49,261,318.20 and 20,747,643.60 is: 31,121,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840,878.80 : 49,261,318.20 = 20,747,643.60 : x
  2. Step 2: Convert to fraction form
    32,840,878.80/49,261,318.20 = 20,747,643.60/x
  3. Step 3: Cross multiply
    32,840,878.80x = 49,261,318.20 × 20,747,643.60
  4. Step 4: Simplify right side
    32,840,878.80x = 1,022,056,273,279,793.62
  5. Step 5: Solve for x
    x = 1,022,056,273,279,793.62/32,840,878.80
  6. Step 6: Final answer
    x = 31,121,465.40

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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.