Home / 8,589,876.90-12,856,777.83-6,314,799.06

Finding the Fourth Proportional to 8,589,876.90, 12,856,777.83 and 6,314,799.06

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Solution

The fourth proportional to 8,589,876.90, 12,856,777.83 and 6,314,799.06 is: 9,451,586.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589,876.90 : 12,856,777.83 = 6,314,799.06 : x
  2. Step 2: Convert to fraction form
    8,589,876.90/12,856,777.83 = 6,314,799.06/x
  3. Step 3: Cross multiply
    8,589,876.90x = 12,856,777.83 × 6,314,799.06
  4. Step 4: Simplify right side
    8,589,876.90x = 81,187,968,555,512.83
  5. Step 5: Solve for x
    x = 81,187,968,555,512.83/8,589,876.90
  6. Step 6: Final answer
    x = 9,451,586.97

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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.