Home / 7,886,133.60-11,832,310.80-3,093,007.20

Finding the Fourth Proportional to 7,886,133.60, 11,832,310.80 and 3,093,007.20

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Solution

The fourth proportional to 7,886,133.60, 11,832,310.80 and 3,093,007.20 is: 4,640,730.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,133.60 : 11,832,310.80 = 3,093,007.20 : x
  2. Step 2: Convert to fraction form
    7,886,133.60/11,832,310.80 = 3,093,007.20/x
  3. Step 3: Cross multiply
    7,886,133.60x = 11,832,310.80 × 3,093,007.20
  4. Step 4: Simplify right side
    7,886,133.60x = 36,597,422,497,037.77
  5. Step 5: Solve for x
    x = 36,597,422,497,037.77/7,886,133.60
  6. Step 6: Final answer
    x = 4,640,730.72

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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.