Home / 54,291,185.15-74,922,535.78-29,511,731.57

Finding the Fourth Proportional to 54,291,185.15, 74,922,535.78 and 29,511,731.57

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Solution

The fourth proportional to 54,291,185.15, 74,922,535.78 and 29,511,731.57 is: 40,726,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,291,185.15 : 74,922,535.78 = 29,511,731.57 : x
  2. Step 2: Convert to fraction form
    54,291,185.15/74,922,535.78 = 29,511,731.57/x
  3. Step 3: Cross multiply
    54,291,185.15x = 74,922,535.78 × 29,511,731.57
  4. Step 4: Simplify right side
    54,291,185.15x = 2,211,093,764,034,688.75
  5. Step 5: Solve for x
    x = 2,211,093,764,034,688.75/54,291,185.15
  6. Step 6: Final answer
    x = 40,726,570.22

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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.