Finding the Fourth Proportional to 5,768,535.44, 7,959,694.64 and 3,320,673.49
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Solution
The fourth proportional to 5,768,535.44, 7,959,694.64 and 3,320,673.49 is: 4,582,020.38
Step by Step Solution
- Step 1: Write the proportion equation
5,768,535.44 : 7,959,694.64 = 3,320,673.49 : x - Step 2: Convert to fraction form
5,768,535.44/7,959,694.64 = 3,320,673.49/x - Step 3: Cross multiply
5,768,535.44x = 7,959,694.64 × 3,320,673.49 - Step 4: Simplify right side
5,768,535.44x = 26,431,546,923,141.25 - Step 5: Solve for x
x = 26,431,546,923,141.25/5,768,535.44 - Step 6: Final answer
x = 4,582,020.38
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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.