Home / 54,166,415.93-81,262,858.12-17,278,312.30

Finding the Fourth Proportional to 54,166,415.93, 81,262,858.12 and 17,278,312.30

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Solution

The fourth proportional to 54,166,415.93, 81,262,858.12 and 17,278,312.30 is: 25,921,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,166,415.93 : 81,262,858.12 = 17,278,312.30 : x
  2. Step 2: Convert to fraction form
    54,166,415.93/81,262,858.12 = 17,278,312.30/x
  3. Step 3: Cross multiply
    54,166,415.93x = 81,262,858.12 × 17,278,312.30
  4. Step 4: Simplify right side
    54,166,415.93x = 1,404,085,040,741,598
  5. Step 5: Solve for x
    x = 1,404,085,040,741,598/54,166,415.93
  6. Step 6: Final answer
    x = 25,921,689.97

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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.