Home / 8,084,639.10-12,128,643.45-2,694,963.90

Finding the Fourth Proportional to 8,084,639.10, 12,128,643.45 and 2,694,963.90

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Solution

The fourth proportional to 8,084,639.10, 12,128,643.45 and 2,694,963.90 is: 4,043,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,639.10 : 12,128,643.45 = 2,694,963.90 : x
  2. Step 2: Convert to fraction form
    8,084,639.10/12,128,643.45 = 2,694,963.90/x
  3. Step 3: Cross multiply
    8,084,639.10x = 12,128,643.45 × 2,694,963.90
  4. Step 4: Simplify right side
    8,084,639.10x = 32,686,256,253,721.45
  5. Step 5: Solve for x
    x = 32,686,256,253,721.45/8,084,639.10
  6. Step 6: Final answer
    x = 4,043,007.47

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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.