Home / 5,328,082.30-7,992,706.65-5,160,120.70

Finding the Fourth Proportional to 5,328,082.30, 7,992,706.65 and 5,160,120.70

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Solution

The fourth proportional to 5,328,082.30, 7,992,706.65 and 5,160,120.70 is: 7,740,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,082.30 : 7,992,706.65 = 5,160,120.70 : x
  2. Step 2: Convert to fraction form
    5,328,082.30/7,992,706.65 = 5,160,120.70/x
  3. Step 3: Cross multiply
    5,328,082.30x = 7,992,706.65 × 5,160,120.70
  4. Step 4: Simplify right side
    5,328,082.30x = 41,243,331,033,692.66
  5. Step 5: Solve for x
    x = 41,243,331,033,692.66/5,328,082.30
  6. Step 6: Final answer
    x = 7,740,745.87

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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.