Home / 8,084,673.60-12,128,695.20-2,694,998.40

Finding the Fourth Proportional to 8,084,673.60, 12,128,695.20 and 2,694,998.40

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Solution

The fourth proportional to 8,084,673.60, 12,128,695.20 and 2,694,998.40 is: 4,043,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,673.60 : 12,128,695.20 = 2,694,998.40 : x
  2. Step 2: Convert to fraction form
    8,084,673.60/12,128,695.20 = 2,694,998.40/x
  3. Step 3: Cross multiply
    8,084,673.60x = 12,128,695.20 × 2,694,998.40
  4. Step 4: Simplify right side
    8,084,673.60x = 32,686,814,158,087.68
  5. Step 5: Solve for x
    x = 32,686,814,158,087.68/8,084,673.60
  6. Step 6: Final answer
    x = 4,043,059.22

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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.