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Finding the Fourth Proportional to 33,182,067.34, 45,793,978.82 and 18,300,301.86

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Solution

The fourth proportional to 33,182,067.34, 45,793,978.82 and 18,300,301.86 is: 25,255,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,182,067.34 : 45,793,978.82 = 18,300,301.86 : x
  2. Step 2: Convert to fraction form
    33,182,067.34/45,793,978.82 = 18,300,301.86/x
  3. Step 3: Cross multiply
    33,182,067.34x = 45,793,978.82 × 18,300,301.86
  4. Step 4: Simplify right side
    33,182,067.34x = 838,043,636,028,237.88
  5. Step 5: Solve for x
    x = 838,043,636,028,237.88/33,182,067.34
  6. Step 6: Final answer
    x = 25,255,919.93

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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.