Home / 20,032,656.56-27,645,067.88-11,330,641.88

Finding the Fourth Proportional to 20,032,656.56, 27,645,067.88 and 11,330,641.88

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Solution

The fourth proportional to 20,032,656.56, 27,645,067.88 and 11,330,641.88 is: 15,636,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032,656.56 : 27,645,067.88 = 11,330,641.88 : x
  2. Step 2: Convert to fraction form
    20,032,656.56/27,645,067.88 = 11,330,641.88/x
  3. Step 3: Cross multiply
    20,032,656.56x = 27,645,067.88 × 11,330,641.88
  4. Step 4: Simplify right side
    20,032,656.56x = 313,236,363,994,010.12
  5. Step 5: Solve for x
    x = 313,236,363,994,010.12/20,032,656.56
  6. Step 6: Final answer
    x = 15,636,286.83

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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.