Home / 31,777,811.10-43,853,203.04-17,839,162.52

Finding the Fourth Proportional to 31,777,811.10, 43,853,203.04 and 17,839,162.52

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Solution

The fourth proportional to 31,777,811.10, 43,853,203.04 and 17,839,162.52 is: 24,617,945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777,811.10 : 43,853,203.04 = 17,839,162.52 : x
  2. Step 2: Convert to fraction form
    31,777,811.10/43,853,203.04 = 17,839,162.52/x
  3. Step 3: Cross multiply
    31,777,811.10x = 43,853,203.04 × 17,839,162.52
  4. Step 4: Simplify right side
    31,777,811.10x = 782,304,415,909,105.75
  5. Step 5: Solve for x
    x = 782,304,415,909,105.75/31,777,811.10
  6. Step 6: Final answer
    x = 24,617,945.32

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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.