Home / 8,199,787.92-12,299,725.62-5,377,770.60

Finding the Fourth Proportional to 8,199,787.92, 12,299,725.62 and 5,377,770.60

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Solution

The fourth proportional to 8,199,787.92, 12,299,725.62 and 5,377,770.60 is: 8,066,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,787.92 : 12,299,725.62 = 5,377,770.60 : x
  2. Step 2: Convert to fraction form
    8,199,787.92/12,299,725.62 = 5,377,770.60/x
  3. Step 3: Cross multiply
    8,199,787.92x = 12,299,725.62 × 5,377,770.60
  4. Step 4: Simplify right side
    8,199,787.92x = 66,145,102,827,302.77
  5. Step 5: Solve for x
    x = 66,145,102,827,302.77/8,199,787.92
  6. Step 6: Final answer
    x = 8,066,684.59

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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.