Home / 8,084,338.60-12,128,192.70-2,694,663.40

Finding the Fourth Proportional to 8,084,338.60, 12,128,192.70 and 2,694,663.40

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Solution

The fourth proportional to 8,084,338.60, 12,128,192.70 and 2,694,663.40 is: 4,042,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,338.60 : 12,128,192.70 = 2,694,663.40 : x
  2. Step 2: Convert to fraction form
    8,084,338.60/12,128,192.70 = 2,694,663.40/x
  3. Step 3: Cross multiply
    8,084,338.60x = 12,128,192.70 × 2,694,663.40
  4. Step 4: Simplify right side
    8,084,338.60x = 32,681,396,976,837.18
  5. Step 5: Solve for x
    x = 32,681,396,976,837.18/8,084,338.60
  6. Step 6: Final answer
    x = 4,042,556.68

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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.