Home / 38,040,103.44-52,490,914.02-21,295,759.88

Finding the Fourth Proportional to 38,040,103.44, 52,490,914.02 and 21,295,759.88

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Solution

The fourth proportional to 38,040,103.44, 52,490,914.02 and 21,295,759.88 is: 29,385,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,103.44 : 52,490,914.02 = 21,295,759.88 : x
  2. Step 2: Convert to fraction form
    38,040,103.44/52,490,914.02 = 21,295,759.88/x
  3. Step 3: Cross multiply
    38,040,103.44x = 52,490,914.02 × 21,295,759.88
  4. Step 4: Simplify right side
    38,040,103.44x = 1,117,833,900,589,191
  5. Step 5: Solve for x
    x = 1,117,833,900,589,191/38,040,103.44
  6. Step 6: Final answer
    x = 29,385,669.32

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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.