Home / 28,954,906.20-43,432,334.60-7,389,506.16

Finding the Fourth Proportional to 28,954,906.20, 43,432,334.60 and 7,389,506.16

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Solution

The fourth proportional to 28,954,906.20, 43,432,334.60 and 7,389,506.16 is: 11,084,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,906.20 : 43,432,334.60 = 7,389,506.16 : x
  2. Step 2: Convert to fraction form
    28,954,906.20/43,432,334.60 = 7,389,506.16/x
  3. Step 3: Cross multiply
    28,954,906.20x = 43,432,334.60 × 7,389,506.16
  4. Step 4: Simplify right side
    28,954,906.20x = 320,943,504,032,933.62
  5. Step 5: Solve for x
    x = 320,943,504,032,933.62/28,954,906.20
  6. Step 6: Final answer
    x = 11,084,252.94

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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.