Home / 20,173,737.15-27,839,725.52-11,006,380.71

Finding the Fourth Proportional to 20,173,737.15, 27,839,725.52 and 11,006,380.71

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Solution

The fourth proportional to 20,173,737.15, 27,839,725.52 and 11,006,380.71 is: 15,188,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173,737.15 : 27,839,725.52 = 11,006,380.71 : x
  2. Step 2: Convert to fraction form
    20,173,737.15/27,839,725.52 = 11,006,380.71/x
  3. Step 3: Cross multiply
    20,173,737.15x = 27,839,725.52 × 11,006,380.71
  4. Step 4: Simplify right side
    20,173,737.15x = 306,414,617,879,990.88
  5. Step 5: Solve for x
    x = 306,414,617,879,990.88/20,173,737.15
  6. Step 6: Final answer
    x = 15,188,788.06

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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.