Home / 12,682,485.33-19,023,505.35-8,788,351.41

Finding the Fourth Proportional to 12,682,485.33, 19,023,505.35 and 8,788,351.41

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Solution

The fourth proportional to 12,682,485.33, 19,023,505.35 and 8,788,351.41 is: 13,182,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682,485.33 : 19,023,505.35 = 8,788,351.41 : x
  2. Step 2: Convert to fraction form
    12,682,485.33/19,023,505.35 = 8,788,351.41/x
  3. Step 3: Cross multiply
    12,682,485.33x = 19,023,505.35 × 8,788,351.41
  4. Step 4: Simplify right side
    12,682,485.33x = 167,185,250,065,815.06
  5. Step 5: Solve for x
    x = 167,185,250,065,815.06/12,682,485.33
  6. Step 6: Final answer
    x = 13,182,372.83

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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.