Home / 11,422,221.89-17,138,564.96-4,947,277.64

Finding the Fourth Proportional to 11,422,221.89, 17,138,564.96 and 4,947,277.64

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Solution

The fourth proportional to 11,422,221.89, 17,138,564.96 and 4,947,277.64 is: 7,423,182.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422,221.89 : 17,138,564.96 = 4,947,277.64 : x
  2. Step 2: Convert to fraction form
    11,422,221.89/17,138,564.96 = 4,947,277.64/x
  3. Step 3: Cross multiply
    11,422,221.89x = 17,138,564.96 × 4,947,277.64
  4. Step 4: Simplify right side
    11,422,221.89x = 84,789,239,097,866.27
  5. Step 5: Solve for x
    x = 84,789,239,097,866.27/11,422,221.89
  6. Step 6: Final answer
    x = 7,423,182.63

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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.