Home / 5,395,310.10-8,091,669.15-3,115,905.30

Finding the Fourth Proportional to 5,395,310.10, 8,091,669.15 and 3,115,905.30

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Solution

The fourth proportional to 5,395,310.10, 8,091,669.15 and 3,115,905.30 is: 4,673,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,310.10 : 8,091,669.15 = 3,115,905.30 : x
  2. Step 2: Convert to fraction form
    5,395,310.10/8,091,669.15 = 3,115,905.30/x
  3. Step 3: Cross multiply
    5,395,310.10x = 8,091,669.15 × 3,115,905.30
  4. Step 4: Simplify right side
    5,395,310.10x = 25,212,874,790,331.50
  5. Step 5: Solve for x
    x = 25,212,874,790,331.50/5,395,310.10
  6. Step 6: Final answer
    x = 4,673,109.48

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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.