Home / 54,071,589.94-81,112,371.30-17,680,166.90

Finding the Fourth Proportional to 54,071,589.94, 81,112,371.30 and 17,680,166.90

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Solution

The fourth proportional to 54,071,589.94, 81,112,371.30 and 17,680,166.90 is: 26,521,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,071,589.94 : 81,112,371.30 = 17,680,166.90 : x
  2. Step 2: Convert to fraction form
    54,071,589.94/81,112,371.30 = 17,680,166.90/x
  3. Step 3: Cross multiply
    54,071,589.94x = 81,112,371.30 × 17,680,166.90
  4. Step 4: Simplify right side
    54,071,589.94x = 1,434,080,262,238,769.75
  5. Step 5: Solve for x
    x = 1,434,080,262,238,769.75/54,071,589.94
  6. Step 6: Final answer
    x = 26,521,880.78

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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.