Home / 21,334,546.60-29,441,751.88-11,544,989.68

Finding the Fourth Proportional to 21,334,546.60, 29,441,751.88 and 11,544,989.68

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Solution

The fourth proportional to 21,334,546.60, 29,441,751.88 and 11,544,989.68 is: 15,932,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,546.60 : 29,441,751.88 = 11,544,989.68 : x
  2. Step 2: Convert to fraction form
    21,334,546.60/29,441,751.88 = 11,544,989.68/x
  3. Step 3: Cross multiply
    21,334,546.60x = 29,441,751.88 × 11,544,989.68
  4. Step 4: Simplify right side
    21,334,546.60x = 339,904,721,615,720.56
  5. Step 5: Solve for x
    x = 339,904,721,615,720.56/21,334,546.60
  6. Step 6: Final answer
    x = 15,932,127.74

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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.