Home / 69,984,055.35-104,976,083.03-21,469,396.95

Finding the Fourth Proportional to 69,984,055.35, 104,976,083.03 and 21,469,396.95

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Solution

The fourth proportional to 69,984,055.35, 104,976,083.03 and 21,469,396.95 is: 32,204,095.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,055.35 : 104,976,083.03 = 21,469,396.95 : x
  2. Step 2: Convert to fraction form
    69,984,055.35/104,976,083.03 = 21,469,396.95/x
  3. Step 3: Cross multiply
    69,984,055.35x = 104,976,083.03 × 21,469,396.95
  4. Step 4: Simplify right side
    69,984,055.35x = 2,253,773,196,719,882
  5. Step 5: Solve for x
    x = 2,253,773,196,719,882/69,984,055.35
  6. Step 6: Final answer
    x = 32,204,095.43

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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.