Home / 6,731,121.82-9,288,911.37-3,675,314.20

Finding the Fourth Proportional to 6,731,121.82, 9,288,911.37 and 3,675,314.20

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Solution

The fourth proportional to 6,731,121.82, 9,288,911.37 and 3,675,314.20 is: 5,071,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731,121.82 : 9,288,911.37 = 3,675,314.20 : x
  2. Step 2: Convert to fraction form
    6,731,121.82/9,288,911.37 = 3,675,314.20/x
  3. Step 3: Cross multiply
    6,731,121.82x = 9,288,911.37 × 3,675,314.20
  4. Step 4: Simplify right side
    6,731,121.82x = 34,139,667,860,702.45
  5. Step 5: Solve for x
    x = 34,139,667,860,702.45/6,731,121.82
  6. Step 6: Final answer
    x = 5,071,913.53

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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.