Home / 15,557,784.67-21,469,180.03-8,588,312.52

Finding the Fourth Proportional to 15,557,784.67, 21,469,180.03 and 8,588,312.52

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Solution

The fourth proportional to 15,557,784.67, 21,469,180.03 and 8,588,312.52 is: 11,851,560.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557,784.67 : 21,469,180.03 = 8,588,312.52 : x
  2. Step 2: Convert to fraction form
    15,557,784.67/21,469,180.03 = 8,588,312.52/x
  3. Step 3: Cross multiply
    15,557,784.67x = 21,469,180.03 × 8,588,312.52
  4. Step 4: Simplify right side
    15,557,784.67x = 184,384,027,645,782.97
  5. Step 5: Solve for x
    x = 184,384,027,645,782.97/15,557,784.67
  6. Step 6: Final answer
    x = 11,851,560.59

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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.