Home / 8,045,321.70-12,081,979.35-4,266,185.70

Finding the Fourth Proportional to 8,045,321.70, 12,081,979.35 and 4,266,185.70

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Solution

The fourth proportional to 8,045,321.70, 12,081,979.35 and 4,266,185.70 is: 6,406,700.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,321.70 : 12,081,979.35 = 4,266,185.70 : x
  2. Step 2: Convert to fraction form
    8,045,321.70/12,081,979.35 = 4,266,185.70/x
  3. Step 3: Cross multiply
    8,045,321.70x = 12,081,979.35 × 4,266,185.70
  4. Step 4: Simplify right side
    8,045,321.70x = 51,543,967,530,665.30
  5. Step 5: Solve for x
    x = 51,543,967,530,665.30/8,045,321.70
  6. Step 6: Final answer
    x = 6,406,700.62

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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.