Finding the Fourth Proportional to 11,305,049.48, 15,600,975.97 and 6,342,805.80
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Solution
The fourth proportional to 11,305,049.48, 15,600,975.97 and 6,342,805.80 is: 8,753,076.32
Step by Step Solution
- Step 1: Write the proportion equation
11,305,049.48 : 15,600,975.97 = 6,342,805.80 : x - Step 2: Convert to fraction form
11,305,049.48/15,600,975.97 = 6,342,805.80/x - Step 3: Cross multiply
11,305,049.48x = 15,600,975.97 × 6,342,805.80 - Step 4: Simplify right side
11,305,049.48x = 98,953,960,868,176.62 - Step 5: Solve for x
x = 98,953,960,868,176.62/11,305,049.48 - Step 6: Final answer
x = 8,753,076.32
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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.