Home / 8,133,511.35-12,191,753.79-2,740,297.53

Finding the Fourth Proportional to 8,133,511.35, 12,191,753.79 and 2,740,297.53

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Solution

The fourth proportional to 8,133,511.35, 12,191,753.79 and 2,740,297.53 is: 4,107,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133,511.35 : 12,191,753.79 = 2,740,297.53 : x
  2. Step 2: Convert to fraction form
    8,133,511.35/12,191,753.79 = 2,740,297.53/x
  3. Step 3: Cross multiply
    8,133,511.35x = 12,191,753.79 × 2,740,297.53
  4. Step 4: Simplify right side
    8,133,511.35x = 33,409,032,797,105.13
  5. Step 5: Solve for x
    x = 33,409,032,797,105.13/8,133,511.35
  6. Step 6: Final answer
    x = 4,107,578.06

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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.