Home / 15,150,087.02-20,907,799.72-8,274,625.58

Finding the Fourth Proportional to 15,150,087.02, 20,907,799.72 and 8,274,625.58

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Solution

The fourth proportional to 15,150,087.02, 20,907,799.72 and 8,274,625.58 is: 11,419,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150,087.02 : 20,907,799.72 = 8,274,625.58 : x
  2. Step 2: Convert to fraction form
    15,150,087.02/20,907,799.72 = 8,274,625.58/x
  3. Step 3: Cross multiply
    15,150,087.02x = 20,907,799.72 × 8,274,625.58
  4. Step 4: Simplify right side
    15,150,087.02x = 173,004,214,384,628.84
  5. Step 5: Solve for x
    x = 173,004,214,384,628.84/15,150,087.02
  6. Step 6: Final answer
    x = 11,419,354.50

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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.