Home / 72,503,223.05-108,751,885.13-17,914,433.85

Finding the Fourth Proportional to 72,503,223.05, 108,751,885.13 and 17,914,433.85

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Solution

The fourth proportional to 72,503,223.05, 108,751,885.13 and 17,914,433.85 is: 26,870,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,503,223.05 : 108,751,885.13 = 17,914,433.85 : x
  2. Step 2: Convert to fraction form
    72,503,223.05/108,751,885.13 = 17,914,433.85/x
  3. Step 3: Cross multiply
    72,503,223.05x = 108,751,885.13 × 17,914,433.85
  4. Step 4: Simplify right side
    72,503,223.05x = 1,948,228,452,268,969.75
  5. Step 5: Solve for x
    x = 1,948,228,452,268,969.75/72,503,223.05
  6. Step 6: Final answer
    x = 26,870,922.01

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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.