Home / 21,200,233.02-29,256,584.36-11,909,832.45

Finding the Fourth Proportional to 21,200,233.02, 29,256,584.36 and 11,909,832.45

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Solution

The fourth proportional to 21,200,233.02, 29,256,584.36 and 11,909,832.45 is: 16,435,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,200,233.02 : 29,256,584.36 = 11,909,832.45 : x
  2. Step 2: Convert to fraction form
    21,200,233.02/29,256,584.36 = 11,909,832.45/x
  3. Step 3: Cross multiply
    21,200,233.02x = 29,256,584.36 × 11,909,832.45
  4. Step 4: Simplify right side
    21,200,233.02x = 348,441,017,786,890.44
  5. Step 5: Solve for x
    x = 348,441,017,786,890.44/21,200,233.02
  6. Step 6: Final answer
    x = 16,435,716.41

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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.