Finding the Fourth Proportional to 33,544,628.08, 46,290,976.16 and 18,659,879.08
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Solution
The fourth proportional to 33,544,628.08, 46,290,976.16 and 18,659,879.08 is: 25,750,293.47
Step by Step Solution
- Step 1: Write the proportion equation
33,544,628.08 : 46,290,976.16 = 18,659,879.08 : x - Step 2: Convert to fraction form
33,544,628.08/46,290,976.16 = 18,659,879.08/x - Step 3: Cross multiply
33,544,628.08x = 46,290,976.16 × 18,659,879.08 - Step 4: Simplify right side
33,544,628.08x = 863,784,017,431,736 - Step 5: Solve for x
x = 863,784,017,431,736/33,544,628.08 - Step 6: Final answer
x = 25,750,293.47
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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.