Home / 28,954,844.48-43,432,229.92-7,389,446.56

Finding the Fourth Proportional to 28,954,844.48, 43,432,229.92 and 7,389,446.56

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Solution

The fourth proportional to 28,954,844.48, 43,432,229.92 and 7,389,446.56 is: 11,084,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,844.48 : 43,432,229.92 = 7,389,446.56 : x
  2. Step 2: Convert to fraction form
    28,954,844.48/43,432,229.92 = 7,389,446.56/x
  3. Step 3: Cross multiply
    28,954,844.48x = 43,432,229.92 × 7,389,446.56
  4. Step 4: Simplify right side
    28,954,844.48x = 320,940,141,975,473.06
  5. Step 5: Solve for x
    x = 320,940,141,975,473.06/28,954,844.48
  6. Step 6: Final answer
    x = 11,084,160.45

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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.