Home / 10,839,437.49-16,268,100.85-5,449,619.73

Finding the Fourth Proportional to 10,839,437.49, 16,268,100.85 and 5,449,619.73

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Solution

The fourth proportional to 10,839,437.49, 16,268,100.85 and 5,449,619.73 is: 8,178,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839,437.49 : 16,268,100.85 = 5,449,619.73 : x
  2. Step 2: Convert to fraction form
    10,839,437.49/16,268,100.85 = 5,449,619.73/x
  3. Step 3: Cross multiply
    10,839,437.49x = 16,268,100.85 × 5,449,619.73
  4. Step 4: Simplify right side
    10,839,437.49x = 88,654,963,280,449.27
  5. Step 5: Solve for x
    x = 88,654,963,280,449.27/10,839,437.49
  6. Step 6: Final answer
    x = 8,178,926.57

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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.