Home / 5,377,975.70-8,066,963.55-2,543,623.70

Finding the Fourth Proportional to 5,377,975.70, 8,066,963.55 and 2,543,623.70

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Solution

The fourth proportional to 5,377,975.70, 8,066,963.55 and 2,543,623.70 is: 3,815,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,975.70 : 8,066,963.55 = 2,543,623.70 : x
  2. Step 2: Convert to fraction form
    5,377,975.70/8,066,963.55 = 2,543,623.70/x
  3. Step 3: Cross multiply
    5,377,975.70x = 8,066,963.55 × 2,543,623.70
  4. Step 4: Simplify right side
    5,377,975.70x = 20,519,319,672,816.14
  5. Step 5: Solve for x
    x = 20,519,319,672,816.14/5,377,975.70
  6. Step 6: Final answer
    x = 3,815,435.55

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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.