Home / 6,876,646.07-9,489,216.22-3,976,224.80

Finding the Fourth Proportional to 6,876,646.07, 9,489,216.22 and 3,976,224.80

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Solution

The fourth proportional to 6,876,646.07, 9,489,216.22 and 3,976,224.80 is: 5,486,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,646.07 : 9,489,216.22 = 3,976,224.80 : x
  2. Step 2: Convert to fraction form
    6,876,646.07/9,489,216.22 = 3,976,224.80/x
  3. Step 3: Cross multiply
    6,876,646.07x = 9,489,216.22 × 3,976,224.80
  4. Step 4: Simplify right side
    6,876,646.07x = 37,731,256,809,139.61
  5. Step 5: Solve for x
    x = 37,731,256,809,139.61/6,876,646.07
  6. Step 6: Final answer
    x = 5,486,869.10

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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.