Home / 6,821,021.72-10,225,480.57-2,502,078.49

Finding the Fourth Proportional to 6,821,021.72, 10,225,480.57 and 2,502,078.49

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Solution

The fourth proportional to 6,821,021.72, 10,225,480.57 and 2,502,078.49 is: 3,750,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,021.72 : 10,225,480.57 = 2,502,078.49 : x
  2. Step 2: Convert to fraction form
    6,821,021.72/10,225,480.57 = 2,502,078.49/x
  3. Step 3: Cross multiply
    6,821,021.72x = 10,225,480.57 × 2,502,078.49
  4. Step 4: Simplify right side
    6,821,021.72x = 25,584,954,984,109.94
  5. Step 5: Solve for x
    x = 25,584,954,984,109.94/6,821,021.72
  6. Step 6: Final answer
    x = 3,750,897.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.