Home / 8,743,845.40-13,108,769.70-3,691,000.60

Finding the Fourth Proportional to 8,743,845.40, 13,108,769.70 and 3,691,000.60

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Solution

The fourth proportional to 8,743,845.40, 13,108,769.70 and 3,691,000.60 is: 5,533,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743,845.40 : 13,108,769.70 = 3,691,000.60 : x
  2. Step 2: Convert to fraction form
    8,743,845.40/13,108,769.70 = 3,691,000.60/x
  3. Step 3: Cross multiply
    8,743,845.40x = 13,108,769.70 × 3,691,000.60
  4. Step 4: Simplify right side
    8,743,845.40x = 48,384,476,827,961.82
  5. Step 5: Solve for x
    x = 48,384,476,827,961.82/8,743,845.40
  6. Step 6: Final answer
    x = 5,533,546.70

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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.