Home / 13,756,195.52-18,982,042.56-7,954,099.28

Finding the Fourth Proportional to 13,756,195.52, 18,982,042.56 and 7,954,099.28

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Solution

The fourth proportional to 13,756,195.52, 18,982,042.56 and 7,954,099.28 is: 10,975,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756,195.52 : 18,982,042.56 = 7,954,099.28 : x
  2. Step 2: Convert to fraction form
    13,756,195.52/18,982,042.56 = 7,954,099.28/x
  3. Step 3: Cross multiply
    13,756,195.52x = 18,982,042.56 × 7,954,099.28
  4. Step 4: Simplify right side
    13,756,195.52x = 150,985,051,059,425.34
  5. Step 5: Solve for x
    x = 150,985,051,059,425.34/13,756,195.52
  6. Step 6: Final answer
    x = 10,975,785.48

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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.