Home / 7,638,375.33-10,540,747.69-4,200,616.36

Finding the Fourth Proportional to 7,638,375.33, 10,540,747.69 and 4,200,616.36

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Solution

The fourth proportional to 7,638,375.33, 10,540,747.69 and 4,200,616.36 is: 5,796,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,375.33 : 10,540,747.69 = 4,200,616.36 : x
  2. Step 2: Convert to fraction form
    7,638,375.33/10,540,747.69 = 4,200,616.36/x
  3. Step 3: Cross multiply
    7,638,375.33x = 10,540,747.69 × 4,200,616.36
  4. Step 4: Simplify right side
    7,638,375.33x = 44,277,637,195,920.60
  5. Step 5: Solve for x
    x = 44,277,637,195,920.60/7,638,375.33
  6. Step 6: Final answer
    x = 5,796,734.94

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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.