Home / 11,019,530.40-16,496,636.40-8,192,176.80

Finding the Fourth Proportional to 11,019,530.40, 16,496,636.40 and 8,192,176.80

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Solution

The fourth proportional to 11,019,530.40, 16,496,636.40 and 8,192,176.80 is: 12,263,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019,530.40 : 16,496,636.40 = 8,192,176.80 : x
  2. Step 2: Convert to fraction form
    11,019,530.40/16,496,636.40 = 8,192,176.80/x
  3. Step 3: Cross multiply
    11,019,530.40x = 16,496,636.40 × 8,192,176.80
  4. Step 4: Simplify right side
    11,019,530.40x = 135,143,361,994,115.52
  5. Step 5: Solve for x
    x = 135,143,361,994,115.52/11,019,530.40
  6. Step 6: Final answer
    x = 12,263,985.59

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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.