Home / 54,645,054.86-75,410,249.19-31,439,716.40

Finding the Fourth Proportional to 54,645,054.86, 75,410,249.19 and 31,439,716.40

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Solution

The fourth proportional to 54,645,054.86, 75,410,249.19 and 31,439,716.40 is: 43,386,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,645,054.86 : 75,410,249.19 = 31,439,716.40 : x
  2. Step 2: Convert to fraction form
    54,645,054.86/75,410,249.19 = 31,439,716.40/x
  3. Step 3: Cross multiply
    54,645,054.86x = 75,410,249.19 × 31,439,716.40
  4. Step 4: Simplify right side
    54,645,054.86x = 2,370,876,848,186,929.50
  5. Step 5: Solve for x
    x = 2,370,876,848,186,929.50/54,645,054.86
  6. Step 6: Final answer
    x = 43,386,850.91

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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.