Home / 8,348,538.40-12,526,954.80-3,300,013.60

Finding the Fourth Proportional to 8,348,538.40, 12,526,954.80 and 3,300,013.60

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Solution

The fourth proportional to 8,348,538.40, 12,526,954.80 and 3,300,013.60 is: 4,951,659.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,538.40 : 12,526,954.80 = 3,300,013.60 : x
  2. Step 2: Convert to fraction form
    8,348,538.40/12,526,954.80 = 3,300,013.60/x
  3. Step 3: Cross multiply
    8,348,538.40x = 12,526,954.80 × 3,300,013.60
  4. Step 4: Simplify right side
    8,348,538.40x = 41,339,121,206,585.28
  5. Step 5: Solve for x
    x = 41,339,121,206,585.28/8,348,538.40
  6. Step 6: Final answer
    x = 4,951,659.71

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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.