Home / 11,880,940.28-16,332,665.20-10,221,029.96

Finding the Fourth Proportional to 11,880,940.28, 16,332,665.20 and 10,221,029.96

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Solution

The fourth proportional to 11,880,940.28, 16,332,665.20 and 10,221,029.96 is: 14,050,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880,940.28 : 16,332,665.20 = 10,221,029.96 : x
  2. Step 2: Convert to fraction form
    11,880,940.28/16,332,665.20 = 10,221,029.96/x
  3. Step 3: Cross multiply
    11,880,940.28x = 16,332,665.20 × 10,221,029.96
  4. Step 4: Simplify right side
    11,880,940.28x = 166,936,660,335,849.41
  5. Step 5: Solve for x
    x = 166,936,660,335,849.41/11,880,940.28
  6. Step 6: Final answer
    x = 14,050,795.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.