Home / 25,221,175.72-37,693,573.27-18,412,087.30

Finding the Fourth Proportional to 25,221,175.72, 37,693,573.27 and 18,412,087.30

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Solution

The fourth proportional to 25,221,175.72, 37,693,573.27 and 18,412,087.30 is: 27,517,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221,175.72 : 37,693,573.27 = 18,412,087.30 : x
  2. Step 2: Convert to fraction form
    25,221,175.72/37,693,573.27 = 18,412,087.30/x
  3. Step 3: Cross multiply
    25,221,175.72x = 37,693,573.27 × 18,412,087.30
  4. Step 4: Simplify right side
    25,221,175.72x = 694,017,361,555,922.25
  5. Step 5: Solve for x
    x = 694,017,361,555,922.25/25,221,175.72
  6. Step 6: Final answer
    x = 27,517,248.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.