Home / 7,772,640.48-11,659,310.88-2,380,897.92

Finding the Fourth Proportional to 7,772,640.48, 11,659,310.88 and 2,380,897.92

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Solution

The fourth proportional to 7,772,640.48, 11,659,310.88 and 2,380,897.92 is: 3,571,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,640.48 : 11,659,310.88 = 2,380,897.92 : x
  2. Step 2: Convert to fraction form
    7,772,640.48/11,659,310.88 = 2,380,897.92/x
  3. Step 3: Cross multiply
    7,772,640.48x = 11,659,310.88 × 2,380,897.92
  4. Step 4: Simplify right side
    7,772,640.48x = 27,759,629,022,825.37
  5. Step 5: Solve for x
    x = 27,759,629,022,825.37/7,772,640.48
  6. Step 6: Final answer
    x = 3,571,454.14

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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.