Home / 5,487,953.85-8,192,778.89-5,123,251.62

Finding the Fourth Proportional to 5,487,953.85, 8,192,778.89 and 5,123,251.62

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Solution

The fourth proportional to 5,487,953.85, 8,192,778.89 and 5,123,251.62 is: 7,648,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,953.85 : 8,192,778.89 = 5,123,251.62 : x
  2. Step 2: Convert to fraction form
    5,487,953.85/8,192,778.89 = 5,123,251.62/x
  3. Step 3: Cross multiply
    5,487,953.85x = 8,192,778.89 × 5,123,251.62
  4. Step 4: Simplify right side
    5,487,953.85x = 41,973,667,694,878.05
  5. Step 5: Solve for x
    x = 41,973,667,694,878.05/5,487,953.85
  6. Step 6: Final answer
    x = 7,648,327.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.