Home / 49,416,123.36-74,019,906.72-39,647,850.24

Finding the Fourth Proportional to 49,416,123.36, 74,019,906.72 and 39,647,850.24

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Solution

The fourth proportional to 49,416,123.36, 74,019,906.72 and 39,647,850.24 is: 59,388,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,416,123.36 : 74,019,906.72 = 39,647,850.24 : x
  2. Step 2: Convert to fraction form
    49,416,123.36/74,019,906.72 = 39,647,850.24/x
  3. Step 3: Cross multiply
    49,416,123.36x = 74,019,906.72 × 39,647,850.24
  4. Step 4: Simplify right side
    49,416,123.36x = 2,934,730,176,413,329.50
  5. Step 5: Solve for x
    x = 2,934,730,176,413,329.50/49,416,123.36
  6. Step 6: Final answer
    x = 59,388,110.13

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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.