Home / 7,645,067.60-11,469,601.02-2,852,798.72

Finding the Fourth Proportional to 7,645,067.60, 11,469,601.02 and 2,852,798.72

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Solution

The fourth proportional to 7,645,067.60, 11,469,601.02 and 2,852,798.72 is: 4,279,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645,067.60 : 11,469,601.02 = 2,852,798.72 : x
  2. Step 2: Convert to fraction form
    7,645,067.60/11,469,601.02 = 2,852,798.72/x
  3. Step 3: Cross multiply
    7,645,067.60x = 11,469,601.02 × 2,852,798.72
  4. Step 4: Simplify right side
    7,645,067.60x = 32,720,463,108,766.70
  5. Step 5: Solve for x
    x = 32,720,463,108,766.70/7,645,067.60
  6. Step 6: Final answer
    x = 4,279,944.25

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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.