Finding the Fourth Proportional to 5,995,678.73, 8,276,738.69 and 3,823,142.09
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Solution
The fourth proportional to 5,995,678.73, 8,276,738.69 and 3,823,142.09 is: 5,277,659.04
Step by Step Solution
- Step 1: Write the proportion equation
5,995,678.73 : 8,276,738.69 = 3,823,142.09 : x - Step 2: Convert to fraction form
5,995,678.73/8,276,738.69 = 3,823,142.09/x - Step 3: Cross multiply
5,995,678.73x = 8,276,738.69 × 3,823,142.09 - Step 4: Simplify right side
5,995,678.73x = 31,643,148,021,844.62 - Step 5: Solve for x
x = 31,643,148,021,844.62/5,995,678.73 - Step 6: Final answer
x = 5,277,659.04
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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.