Home / 6,615,008.28-9,920,735.94-1,821,556.44

Finding the Fourth Proportional to 6,615,008.28, 9,920,735.94 and 1,821,556.44

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Solution

The fourth proportional to 6,615,008.28, 9,920,735.94 and 1,821,556.44 is: 2,731,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,008.28 : 9,920,735.94 = 1,821,556.44 : x
  2. Step 2: Convert to fraction form
    6,615,008.28/9,920,735.94 = 1,821,556.44/x
  3. Step 3: Cross multiply
    6,615,008.28x = 9,920,735.94 × 1,821,556.44
  4. Step 4: Simplify right side
    6,615,008.28x = 18,071,180,441,046.45
  5. Step 5: Solve for x
    x = 18,071,180,441,046.45/6,615,008.28
  6. Step 6: Final answer
    x = 2,731,845.48

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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.