Home / 71,336,874.40-107,038,489.20-37,296,656.80

Finding the Fourth Proportional to 71,336,874.40, 107,038,489.20 and 37,296,656.80

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Solution

The fourth proportional to 71,336,874.40, 107,038,489.20 and 37,296,656.80 is: 55,962,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,336,874.40 : 107,038,489.20 = 37,296,656.80 : x
  2. Step 2: Convert to fraction form
    71,336,874.40/107,038,489.20 = 37,296,656.80/x
  3. Step 3: Cross multiply
    71,336,874.40x = 107,038,489.20 × 37,296,656.80
  4. Step 4: Simplify right side
    71,336,874.40x = 3,992,177,796,082,906.50
  5. Step 5: Solve for x
    x = 3,992,177,796,082,906.50/71,336,874.40
  6. Step 6: Final answer
    x = 55,962,331.26

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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.