Home / 11,845,698.75-17,768,550.60-4,272,663.69

Finding the Fourth Proportional to 11,845,698.75, 17,768,550.60 and 4,272,663.69

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Solution

The fourth proportional to 11,845,698.75, 17,768,550.60 and 4,272,663.69 is: 6,408,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845,698.75 : 17,768,550.60 = 4,272,663.69 : x
  2. Step 2: Convert to fraction form
    11,845,698.75/17,768,550.60 = 4,272,663.69/x
  3. Step 3: Cross multiply
    11,845,698.75x = 17,768,550.60 × 4,272,663.69
  4. Step 4: Simplify right side
    11,845,698.75x = 75,919,040,972,547.73
  5. Step 5: Solve for x
    x = 75,919,040,972,547.73/11,845,698.75
  6. Step 6: Final answer
    x = 6,408,996.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.