Home / 54,757,569.75-82,217,097.60-30,543,805.59

Finding the Fourth Proportional to 54,757,569.75, 82,217,097.60 and 30,543,805.59

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Solution

The fourth proportional to 54,757,569.75, 82,217,097.60 and 30,543,805.59 is: 45,860,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757,569.75 : 82,217,097.60 = 30,543,805.59 : x
  2. Step 2: Convert to fraction form
    54,757,569.75/82,217,097.60 = 30,543,805.59/x
  3. Step 3: Cross multiply
    54,757,569.75x = 82,217,097.60 × 30,543,805.59
  4. Step 4: Simplify right side
    54,757,569.75x = 2,511,223,045,268,455.50
  5. Step 5: Solve for x
    x = 2,511,223,045,268,455.50/54,757,569.75
  6. Step 6: Final answer
    x = 45,860,746.87

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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.