Home / 52,409,791.50-72,325,800.08-30,396,344.68

Finding the Fourth Proportional to 52,409,791.50, 72,325,800.08 and 30,396,344.68

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Solution

The fourth proportional to 52,409,791.50, 72,325,800.08 and 30,396,344.68 is: 41,947,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409,791.50 : 72,325,800.08 = 30,396,344.68 : x
  2. Step 2: Convert to fraction form
    52,409,791.50/72,325,800.08 = 30,396,344.68/x
  3. Step 3: Cross multiply
    52,409,791.50x = 72,325,800.08 × 30,396,344.68
  4. Step 4: Simplify right side
    52,409,791.50x = 2,198,439,948,488,451.50
  5. Step 5: Solve for x
    x = 2,198,439,948,488,451.50/52,409,791.50
  6. Step 6: Final answer
    x = 41,947,122.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.