Home / 12,085,968.56-18,146,820.36-8,067,493.04

Finding the Fourth Proportional to 12,085,968.56, 18,146,820.36 and 8,067,493.04

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Solution

The fourth proportional to 12,085,968.56, 18,146,820.36 and 8,067,493.04 is: 12,113,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,968.56 : 18,146,820.36 = 8,067,493.04 : x
  2. Step 2: Convert to fraction form
    12,085,968.56/18,146,820.36 = 8,067,493.04/x
  3. Step 3: Cross multiply
    12,085,968.56x = 18,146,820.36 × 8,067,493.04
  4. Step 4: Simplify right side
    12,085,968.56x = 146,399,346,952,430.28
  5. Step 5: Solve for x
    x = 146,399,346,952,430.28/12,085,968.56
  6. Step 6: Final answer
    x = 12,113,166.29

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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.