Home / 54,891,482.82-82,336,753.89-13,951,039.65

Finding the Fourth Proportional to 54,891,482.82, 82,336,753.89 and 13,951,039.65

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Solution

The fourth proportional to 54,891,482.82, 82,336,753.89 and 13,951,039.65 is: 20,926,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,891,482.82 : 82,336,753.89 = 13,951,039.65 : x
  2. Step 2: Convert to fraction form
    54,891,482.82/82,336,753.89 = 13,951,039.65/x
  3. Step 3: Cross multiply
    54,891,482.82x = 82,336,753.89 × 13,951,039.65
  4. Step 4: Simplify right side
    54,891,482.82x = 1,148,683,318,171,681.75
  5. Step 5: Solve for x
    x = 1,148,683,318,171,681.75/54,891,482.82
  6. Step 6: Final answer
    x = 20,926,439.93

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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.