Home / 12,215,841.90-18,325,836.45-3,696,110.70

Finding the Fourth Proportional to 12,215,841.90, 18,325,836.45 and 3,696,110.70

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Solution

The fourth proportional to 12,215,841.90, 18,325,836.45 and 3,696,110.70 is: 5,544,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,215,841.90 : 18,325,836.45 = 3,696,110.70 : x
  2. Step 2: Convert to fraction form
    12,215,841.90/18,325,836.45 = 3,696,110.70/x
  3. Step 3: Cross multiply
    12,215,841.90x = 18,325,836.45 × 3,696,110.70
  4. Step 4: Simplify right side
    12,215,841.90x = 67,734,320,189,295.02
  5. Step 5: Solve for x
    x = 67,734,320,189,295.02/12,215,841.90
  6. Step 6: Final answer
    x = 5,544,793.45

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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.