Home / 31,777,811.35-43,853,203.38-17,839,162.77

Finding the Fourth Proportional to 31,777,811.35, 43,853,203.38 and 17,839,162.77

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Solution

The fourth proportional to 31,777,811.35, 43,853,203.38 and 17,839,162.77 is: 24,617,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777,811.35 : 43,853,203.38 = 17,839,162.77 : x
  2. Step 2: Convert to fraction form
    31,777,811.35/43,853,203.38 = 17,839,162.77/x
  3. Step 3: Cross multiply
    31,777,811.35x = 43,853,203.38 × 17,839,162.77
  4. Step 4: Simplify right side
    31,777,811.35x = 782,304,433,081,734.25
  5. Step 5: Solve for x
    x = 782,304,433,081,734.25/31,777,811.35
  6. Step 6: Final answer
    x = 24,617,945.66

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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.