Home / 8,745,396.78-13,099,724.37-5,548,877.58

Finding the Fourth Proportional to 8,745,396.78, 13,099,724.37 and 5,548,877.58

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Solution

The fourth proportional to 8,745,396.78, 13,099,724.37 and 5,548,877.58 is: 8,311,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,396.78 : 13,099,724.37 = 5,548,877.58 : x
  2. Step 2: Convert to fraction form
    8,745,396.78/13,099,724.37 = 5,548,877.58/x
  3. Step 3: Cross multiply
    8,745,396.78x = 13,099,724.37 × 5,548,877.58
  4. Step 4: Simplify right side
    8,745,396.78x = 72,688,766,860,872.62
  5. Step 5: Solve for x
    x = 72,688,766,860,872.62/8,745,396.78
  6. Step 6: Final answer
    x = 8,311,660.26

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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.