Home / 6,431,999.33-8,876,176.43-3,531,578.06

Finding the Fourth Proportional to 6,431,999.33, 8,876,176.43 and 3,531,578.06

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Solution

The fourth proportional to 6,431,999.33, 8,876,176.43 and 3,531,578.06 is: 4,873,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431,999.33 : 8,876,176.43 = 3,531,578.06 : x
  2. Step 2: Convert to fraction form
    6,431,999.33/8,876,176.43 = 3,531,578.06/x
  3. Step 3: Cross multiply
    6,431,999.33x = 8,876,176.43 × 3,531,578.06
  4. Step 4: Simplify right side
    6,431,999.33x = 31,346,909,941,409.68
  5. Step 5: Solve for x
    x = 31,346,909,941,409.68/6,431,999.33
  6. Step 6: Final answer
    x = 4,873,587.25

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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.