Home / 14,481,963.46-21,731,915.94-8,419,548.43

Finding the Fourth Proportional to 14,481,963.46, 21,731,915.94 and 8,419,548.43

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Solution

The fourth proportional to 14,481,963.46, 21,731,915.94 and 8,419,548.43 is: 12,634,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481,963.46 : 21,731,915.94 = 8,419,548.43 : x
  2. Step 2: Convert to fraction form
    14,481,963.46/21,731,915.94 = 8,419,548.43/x
  3. Step 3: Cross multiply
    14,481,963.46x = 21,731,915.94 × 8,419,548.43
  4. Step 4: Simplify right side
    14,481,963.46x = 182,972,918,733,518.97
  5. Step 5: Solve for x
    x = 182,972,918,733,518.97/14,481,963.46
  6. Step 6: Final answer
    x = 12,634,538.07

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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.