Home / 21,410,162.49-29,546,046.06-11,620,608.74

Finding the Fourth Proportional to 21,410,162.49, 29,546,046.06 and 11,620,608.74

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Solution

The fourth proportional to 21,410,162.49, 29,546,046.06 and 11,620,608.74 is: 16,036,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,162.49 : 29,546,046.06 = 11,620,608.74 : x
  2. Step 2: Convert to fraction form
    21,410,162.49/29,546,046.06 = 11,620,608.74/x
  3. Step 3: Cross multiply
    21,410,162.49x = 29,546,046.06 × 11,620,608.74
  4. Step 4: Simplify right side
    21,410,162.49x = 343,343,040,929,548.31
  5. Step 5: Solve for x
    x = 343,343,040,929,548.31/21,410,162.49
  6. Step 6: Final answer
    x = 16,036,451.90

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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.