Home / 33,256,143.18-45,880,789.20-20,198,476.62

Finding the Fourth Proportional to 33,256,143.18, 45,880,789.20 and 20,198,476.62

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Solution

The fourth proportional to 33,256,143.18, 45,880,789.20 and 20,198,476.62 is: 27,866,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,256,143.18 : 45,880,789.20 = 20,198,476.62 : x
  2. Step 2: Convert to fraction form
    33,256,143.18/45,880,789.20 = 20,198,476.62/x
  3. Step 3: Cross multiply
    33,256,143.18x = 45,880,789.20 × 20,198,476.62
  4. Step 4: Simplify right side
    33,256,143.18x = 926,722,047,963,348.62
  5. Step 5: Solve for x
    x = 926,722,047,963,348.62/33,256,143.18
  6. Step 6: Final answer
    x = 27,866,191.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.