Home / 9,831,400.38-13,568,930.66-5,915,114.88

Finding the Fourth Proportional to 9,831,400.38, 13,568,930.66 and 5,915,114.88

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Solution

The fourth proportional to 9,831,400.38, 13,568,930.66 and 5,915,114.88 is: 8,163,820.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831,400.38 : 13,568,930.66 = 5,915,114.88 : x
  2. Step 2: Convert to fraction form
    9,831,400.38/13,568,930.66 = 5,915,114.88/x
  3. Step 3: Cross multiply
    9,831,400.38x = 13,568,930.66 × 5,915,114.88
  4. Step 4: Simplify right side
    9,831,400.38x = 80,261,783,652,654.22
  5. Step 5: Solve for x
    x = 80,261,783,652,654.22/9,831,400.38
  6. Step 6: Final answer
    x = 8,163,820.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.