Home / 8,057,211.70-12,085,817.55-7,665,301.30

Finding the Fourth Proportional to 8,057,211.70, 12,085,817.55 and 7,665,301.30

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Solution

The fourth proportional to 8,057,211.70, 12,085,817.55 and 7,665,301.30 is: 11,497,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,211.70 : 12,085,817.55 = 7,665,301.30 : x
  2. Step 2: Convert to fraction form
    8,057,211.70/12,085,817.55 = 7,665,301.30/x
  3. Step 3: Cross multiply
    8,057,211.70x = 12,085,817.55 × 7,665,301.30
  4. Step 4: Simplify right side
    8,057,211.70x = 92,641,432,977,577.81
  5. Step 5: Solve for x
    x = 92,641,432,977,577.81/8,057,211.70
  6. Step 6: Final answer
    x = 11,497,951.95

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Similar ratio
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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.