Home / 11,008,346.40-16,479,860.40-8,180,992.80

Finding the Fourth Proportional to 11,008,346.40, 16,479,860.40 and 8,180,992.80

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Solution

The fourth proportional to 11,008,346.40, 16,479,860.40 and 8,180,992.80 is: 12,247,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,346.40 : 16,479,860.40 = 8,180,992.80 : x
  2. Step 2: Convert to fraction form
    11,008,346.40/16,479,860.40 = 8,180,992.80/x
  3. Step 3: Cross multiply
    11,008,346.40x = 16,479,860.40 × 8,180,992.80
  4. Step 4: Simplify right side
    11,008,346.40x = 134,821,619,277,405.12
  5. Step 5: Solve for x
    x = 134,821,619,277,405.12/11,008,346.40
  6. Step 6: Final answer
    x = 12,247,218.10

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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.