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Finding the Fourth Proportional to 7,583,379.90, 11,375,696.19 and 2,465,693.60

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Solution

The fourth proportional to 7,583,379.90, 11,375,696.19 and 2,465,693.60 is: 3,698,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583,379.90 : 11,375,696.19 = 2,465,693.60 : x
  2. Step 2: Convert to fraction form
    7,583,379.90/11,375,696.19 = 2,465,693.60/x
  3. Step 3: Cross multiply
    7,583,379.90x = 11,375,696.19 × 2,465,693.60
  4. Step 4: Simplify right side
    7,583,379.90x = 28,048,981,234,348.90
  5. Step 5: Solve for x
    x = 28,048,981,234,348.90/7,583,379.90
  6. Step 6: Final answer
    x = 3,698,744.04

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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.