Home / 8,821,845.40-13,233,424.20-3,141,331.60

Finding the Fourth Proportional to 8,821,845.40, 13,233,424.20 and 3,141,331.60

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Solution

The fourth proportional to 8,821,845.40, 13,233,424.20 and 3,141,331.60 is: 4,712,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,845.40 : 13,233,424.20 = 3,141,331.60 : x
  2. Step 2: Convert to fraction form
    8,821,845.40/13,233,424.20 = 3,141,331.60/x
  3. Step 3: Cross multiply
    8,821,845.40x = 13,233,424.20 × 3,141,331.60
  4. Step 4: Simplify right side
    8,821,845.40x = 41,570,573,615,664.72
  5. Step 5: Solve for x
    x = 41,570,573,615,664.72/8,821,845.40
  6. Step 6: Final answer
    x = 4,712,231.03

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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.