Home / 6,219,102.39-8,581,984.27-3,428,103.58

Finding the Fourth Proportional to 6,219,102.39, 8,581,984.27 and 3,428,103.58

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Solution

The fourth proportional to 6,219,102.39, 8,581,984.27 and 3,428,103.58 is: 4,730,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219,102.39 : 8,581,984.27 = 3,428,103.58 : x
  2. Step 2: Convert to fraction form
    6,219,102.39/8,581,984.27 = 3,428,103.58/x
  3. Step 3: Cross multiply
    6,219,102.39x = 8,581,984.27 × 3,428,103.58
  4. Step 4: Simplify right side
    6,219,102.39x = 29,419,930,969,465.47
  5. Step 5: Solve for x
    x = 29,419,930,969,465.47/6,219,102.39
  6. Step 6: Final answer
    x = 4,730,575.11

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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.