Home / 54,407,728.26-75,081,917.43-30,886,059.65

Finding the Fourth Proportional to 54,407,728.26, 75,081,917.43 and 30,886,059.65

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Solution

The fourth proportional to 54,407,728.26, 75,081,917.43 and 30,886,059.65 is: 42,622,337.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,407,728.26 : 75,081,917.43 = 30,886,059.65 : x
  2. Step 2: Convert to fraction form
    54,407,728.26/75,081,917.43 = 30,886,059.65/x
  3. Step 3: Cross multiply
    54,407,728.26x = 75,081,917.43 × 30,886,059.65
  4. Step 4: Simplify right side
    54,407,728.26x = 2,318,984,580,379,355
  5. Step 5: Solve for x
    x = 2,318,984,580,379,355/54,407,728.26
  6. Step 6: Final answer
    x = 42,622,337.94

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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.