Home / 6,892,216.11-9,512,149.86-3,953,179.71

Finding the Fourth Proportional to 6,892,216.11, 9,512,149.86 and 3,953,179.71

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Solution

The fourth proportional to 6,892,216.11, 9,512,149.86 and 3,953,179.71 is: 5,455,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,216.11 : 9,512,149.86 = 3,953,179.71 : x
  2. Step 2: Convert to fraction form
    6,892,216.11/9,512,149.86 = 3,953,179.71/x
  3. Step 3: Cross multiply
    6,892,216.11x = 9,512,149.86 × 3,953,179.71
  4. Step 4: Simplify right side
    6,892,216.11x = 37,603,237,825,031.34
  5. Step 5: Solve for x
    x = 37,603,237,825,031.34/6,892,216.11
  6. Step 6: Final answer
    x = 5,455,899.41

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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.