Home / 6,538,049.26-9,018,750.90-4,086,405.50

Finding the Fourth Proportional to 6,538,049.26, 9,018,750.90 and 4,086,405.50

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Solution

The fourth proportional to 6,538,049.26, 9,018,750.90 and 4,086,405.50 is: 5,636,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,049.26 : 9,018,750.90 = 4,086,405.50 : x
  2. Step 2: Convert to fraction form
    6,538,049.26/9,018,750.90 = 4,086,405.50/x
  3. Step 3: Cross multiply
    6,538,049.26x = 9,018,750.90 × 4,086,405.50
  4. Step 4: Simplify right side
    6,538,049.26x = 36,854,273,301,850.69
  5. Step 5: Solve for x
    x = 36,854,273,301,850.69/6,538,049.26
  6. Step 6: Final answer
    x = 5,636,891.35

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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.