Home / 8,084,595.60-12,128,578.20-2,694,920.40

Finding the Fourth Proportional to 8,084,595.60, 12,128,578.20 and 2,694,920.40

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Solution

The fourth proportional to 8,084,595.60, 12,128,578.20 and 2,694,920.40 is: 4,042,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,595.60 : 12,128,578.20 = 2,694,920.40 : x
  2. Step 2: Convert to fraction form
    8,084,595.60/12,128,578.20 = 2,694,920.40/x
  3. Step 3: Cross multiply
    8,084,595.60x = 12,128,578.20 × 2,694,920.40
  4. Step 4: Simplify right side
    8,084,595.60x = 32,685,552,814,175.28
  5. Step 5: Solve for x
    x = 32,685,552,814,175.28/8,084,595.60
  6. Step 6: Final answer
    x = 4,042,942.21

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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.