Home / 6,515,638.30-9,782,788.65-3,681,286.30

Finding the Fourth Proportional to 6,515,638.30, 9,782,788.65 and 3,681,286.30

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Solution

The fourth proportional to 6,515,638.30, 9,782,788.65 and 3,681,286.30 is: 5,527,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,638.30 : 9,782,788.65 = 3,681,286.30 : x
  2. Step 2: Convert to fraction form
    6,515,638.30/9,782,788.65 = 3,681,286.30/x
  3. Step 3: Cross multiply
    6,515,638.30x = 9,782,788.65 × 3,681,286.30
  4. Step 4: Simplify right side
    6,515,638.30x = 36,013,245,833,040.49
  5. Step 5: Solve for x
    x = 36,013,245,833,040.49/6,515,638.30
  6. Step 6: Final answer
    x = 5,527,201.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.