Home / 6,892,229.60-9,512,168.64-3,953,193.20

Finding the Fourth Proportional to 6,892,229.60, 9,512,168.64 and 3,953,193.20

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Solution

The fourth proportional to 6,892,229.60, 9,512,168.64 and 3,953,193.20 is: 5,455,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,229.60 : 9,512,168.64 = 3,953,193.20 : x
  2. Step 2: Convert to fraction form
    6,892,229.60/9,512,168.64 = 3,953,193.20/x
  3. Step 3: Cross multiply
    6,892,229.60x = 9,512,168.64 × 3,953,193.20
  4. Step 4: Simplify right side
    6,892,229.60x = 37,603,440,384,901.25
  5. Step 5: Solve for x
    x = 37,603,440,384,901.25/6,892,229.60
  6. Step 6: Final answer
    x = 5,455,918.12

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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.