Home / 12,680,607.70-17,499,244.96-6,879,387.90

Finding the Fourth Proportional to 12,680,607.70, 17,499,244.96 and 6,879,387.90

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Solution

The fourth proportional to 12,680,607.70, 17,499,244.96 and 6,879,387.90 is: 9,493,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,680,607.70 : 17,499,244.96 = 6,879,387.90 : x
  2. Step 2: Convert to fraction form
    12,680,607.70/17,499,244.96 = 6,879,387.90/x
  3. Step 3: Cross multiply
    12,680,607.70x = 17,499,244.96 × 6,879,387.90
  4. Step 4: Simplify right side
    12,680,607.70x = 120,384,094,086,577.44
  5. Step 5: Solve for x
    x = 120,384,094,086,577.44/12,680,607.70
  6. Step 6: Final answer
    x = 9,493,558.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.