Home / 7,196,103.05-10,794,200.97-2,878,513.97

Finding the Fourth Proportional to 7,196,103.05, 10,794,200.97 and 2,878,513.97

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Solution

The fourth proportional to 7,196,103.05, 10,794,200.97 and 2,878,513.97 is: 4,317,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,103.05 : 10,794,200.97 = 2,878,513.97 : x
  2. Step 2: Convert to fraction form
    7,196,103.05/10,794,200.97 = 2,878,513.97/x
  3. Step 3: Cross multiply
    7,196,103.05x = 10,794,200.97 × 2,878,513.97
  4. Step 4: Simplify right side
    7,196,103.05x = 31,071,258,287,132.55
  5. Step 5: Solve for x
    x = 31,071,258,287,132.55/7,196,103.05
  6. Step 6: Final answer
    x = 4,317,789.51

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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.