Home / 28,737,020.32-43,086,376.41-13,961,175.61

Finding the Fourth Proportional to 28,737,020.32, 43,086,376.41 and 13,961,175.61

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Solution

The fourth proportional to 28,737,020.32, 43,086,376.41 and 13,961,175.61 is: 20,932,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,737,020.32 : 43,086,376.41 = 13,961,175.61 : x
  2. Step 2: Convert to fraction form
    28,737,020.32/43,086,376.41 = 13,961,175.61/x
  3. Step 3: Cross multiply
    28,737,020.32x = 43,086,376.41 × 13,961,175.61
  4. Step 4: Simplify right side
    28,737,020.32x = 601,536,467,458,571.25
  5. Step 5: Solve for x
    x = 601,536,467,458,571.25/28,737,020.32
  6. Step 6: Final answer
    x = 20,932,457.88

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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.