Home / 7,642,081.89-10,541,693.57-4,775,537.25

Finding the Fourth Proportional to 7,642,081.89, 10,541,693.57 and 4,775,537.25

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Solution

The fourth proportional to 7,642,081.89, 10,541,693.57 and 4,775,537.25 is: 6,587,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,081.89 : 10,541,693.57 = 4,775,537.25 : x
  2. Step 2: Convert to fraction form
    7,642,081.89/10,541,693.57 = 4,775,537.25/x
  3. Step 3: Cross multiply
    7,642,081.89x = 10,541,693.57 × 4,775,537.25
  4. Step 4: Simplify right side
    7,642,081.89x = 50,342,250,297,742.80
  5. Step 5: Solve for x
    x = 50,342,250,297,742.80/7,642,081.89
  6. Step 6: Final answer
    x = 6,587,504.69

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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.