Home / 13,483,979.84-20,204,668.20-10,947,234.80

Finding the Fourth Proportional to 13,483,979.84, 20,204,668.20 and 10,947,234.80

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Solution

The fourth proportional to 13,483,979.84, 20,204,668.20 and 10,947,234.80 is: 16,403,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,979.84 : 20,204,668.20 = 10,947,234.80 : x
  2. Step 2: Convert to fraction form
    13,483,979.84/20,204,668.20 = 10,947,234.80/x
  3. Step 3: Cross multiply
    13,483,979.84x = 20,204,668.20 × 10,947,234.80
  4. Step 4: Simplify right side
    13,483,979.84x = 221,185,246,841,493.38
  5. Step 5: Solve for x
    x = 221,185,246,841,493.38/13,483,979.84
  6. Step 6: Final answer
    x = 16,403,558.11

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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.