Home / 14,192,992.80-21,289,489.20-11,007,943.20

Finding the Fourth Proportional to 14,192,992.80, 21,289,489.20 and 11,007,943.20

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Solution

The fourth proportional to 14,192,992.80, 21,289,489.20 and 11,007,943.20 is: 16,511,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,992.80 : 21,289,489.20 = 11,007,943.20 : x
  2. Step 2: Convert to fraction form
    14,192,992.80/21,289,489.20 = 11,007,943.20/x
  3. Step 3: Cross multiply
    14,192,992.80x = 21,289,489.20 × 11,007,943.20
  4. Step 4: Simplify right side
    14,192,992.80x = 234,353,487,870,613.41
  5. Step 5: Solve for x
    x = 234,353,487,870,613.41/14,192,992.80
  6. Step 6: Final answer
    x = 16,511,914.80

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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.