Home / 8,128,133.73-12,192,196.95-2,448,358.04

Finding the Fourth Proportional to 8,128,133.73, 12,192,196.95 and 2,448,358.04

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Solution

The fourth proportional to 8,128,133.73, 12,192,196.95 and 2,448,358.04 is: 3,672,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,133.73 : 12,192,196.95 = 2,448,358.04 : x
  2. Step 2: Convert to fraction form
    8,128,133.73/12,192,196.95 = 2,448,358.04/x
  3. Step 3: Cross multiply
    8,128,133.73x = 12,192,196.95 × 2,448,358.04
  4. Step 4: Simplify right side
    8,128,133.73x = 29,850,863,458,276.47
  5. Step 5: Solve for x
    x = 29,850,863,458,276.47/8,128,133.73
  6. Step 6: Final answer
    x = 3,672,535.97

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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.