Home / 6,876,699.90-9,489,229.61-3,779,187.56

Finding the Fourth Proportional to 6,876,699.90, 9,489,229.61 and 3,779,187.56

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Solution

The fourth proportional to 6,876,699.90, 9,489,229.61 and 3,779,187.56 is: 5,214,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,699.90 : 9,489,229.61 = 3,779,187.56 : x
  2. Step 2: Convert to fraction form
    6,876,699.90/9,489,229.61 = 3,779,187.56/x
  3. Step 3: Cross multiply
    6,876,699.90x = 9,489,229.61 × 3,779,187.56
  4. Step 4: Simplify right side
    6,876,699.90x = 35,861,578,496,095.65
  5. Step 5: Solve for x
    x = 35,861,578,496,095.65/6,876,699.90
  6. Step 6: Final answer
    x = 5,214,940.16

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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.