Home / 54,215,682.28-74,824,382.82-31,007,588.20

Finding the Fourth Proportional to 54,215,682.28, 74,824,382.82 and 31,007,588.20

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Solution

The fourth proportional to 54,215,682.28, 74,824,382.82 and 31,007,588.20 is: 42,794,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,215,682.28 : 74,824,382.82 = 31,007,588.20 : x
  2. Step 2: Convert to fraction form
    54,215,682.28/74,824,382.82 = 31,007,588.20/x
  3. Step 3: Cross multiply
    54,215,682.28x = 74,824,382.82 × 31,007,588.20
  4. Step 4: Simplify right side
    54,215,682.28x = 2,320,123,649,801,714.50
  5. Step 5: Solve for x
    x = 2,320,123,649,801,714.50/54,215,682.28
  6. Step 6: Final answer
    x = 42,794,327.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.