Home / 8,841,175.20-12,196,355.76-5,167,691.80

Finding the Fourth Proportional to 8,841,175.20, 12,196,355.76 and 5,167,691.80

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Solution

The fourth proportional to 8,841,175.20, 12,196,355.76 and 5,167,691.80 is: 7,128,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841,175.20 : 12,196,355.76 = 5,167,691.80 : x
  2. Step 2: Convert to fraction form
    8,841,175.20/12,196,355.76 = 5,167,691.80/x
  3. Step 3: Cross multiply
    8,841,175.20x = 12,196,355.76 × 5,167,691.80
  4. Step 4: Simplify right side
    8,841,175.20x = 63,027,007,624,996.31
  5. Step 5: Solve for x
    x = 63,027,007,624,996.31/8,841,175.20
  6. Step 6: Final answer
    x = 7,128,804.28

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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.