Home / 12,381,660.44-17,086,691.40-6,949,152.44

Finding the Fourth Proportional to 12,381,660.44, 17,086,691.40 and 6,949,152.44

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Solution

The fourth proportional to 12,381,660.44, 17,086,691.40 and 6,949,152.44 is: 9,589,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,381,660.44 : 17,086,691.40 = 6,949,152.44 : x
  2. Step 2: Convert to fraction form
    12,381,660.44/17,086,691.40 = 6,949,152.44/x
  3. Step 3: Cross multiply
    12,381,660.44x = 17,086,691.40 × 6,949,152.44
  4. Step 4: Simplify right side
    12,381,660.44x = 118,738,023,233,837.02
  5. Step 5: Solve for x
    x = 118,738,023,233,837.02/12,381,660.44
  6. Step 6: Final answer
    x = 9,589,830.36

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1.5x scale

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.