Home / 22,428,939.72-33,643,406.12-5,389,612.68

Finding the Fourth Proportional to 22,428,939.72, 33,643,406.12 and 5,389,612.68

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Solution

The fourth proportional to 22,428,939.72, 33,643,406.12 and 5,389,612.68 is: 8,084,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,939.72 : 33,643,406.12 = 5,389,612.68 : x
  2. Step 2: Convert to fraction form
    22,428,939.72/33,643,406.12 = 5,389,612.68/x
  3. Step 3: Cross multiply
    22,428,939.72x = 33,643,406.12 × 5,389,612.68
  4. Step 4: Simplify right side
    22,428,939.72x = 181,324,928,222,741.56
  5. Step 5: Solve for x
    x = 181,324,928,222,741.56/22,428,939.72
  6. Step 6: Final answer
    x = 8,084,418.19

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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.