Home / 21,887,512.36-32,837,910.90-11,650,630.30

Finding the Fourth Proportional to 21,887,512.36, 32,837,910.90 and 11,650,630.30

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Solution

The fourth proportional to 21,887,512.36, 32,837,910.90 and 11,650,630.30 is: 17,479,481.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,887,512.36 : 32,837,910.90 = 11,650,630.30 : x
  2. Step 2: Convert to fraction form
    21,887,512.36/32,837,910.90 = 11,650,630.30/x
  3. Step 3: Cross multiply
    21,887,512.36x = 32,837,910.90 × 11,650,630.30
  4. Step 4: Simplify right side
    21,887,512.36x = 382,582,359,720,240.25
  5. Step 5: Solve for x
    x = 382,582,359,720,240.25/21,887,512.36
  6. Step 6: Final answer
    x = 17,479,481.15

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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.