Finding the Fourth Proportional to 11,431,316.41, 15,775,231.52 and 6,204,324.24
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Solution
The fourth proportional to 11,431,316.41, 15,775,231.52 and 6,204,324.24 is: 8,561,975.52
Step by Step Solution
- Step 1: Write the proportion equation
11,431,316.41 : 15,775,231.52 = 6,204,324.24 : x - Step 2: Convert to fraction form
11,431,316.41/15,775,231.52 = 6,204,324.24/x - Step 3: Cross multiply
11,431,316.41x = 15,775,231.52 × 6,204,324.24 - Step 4: Simplify right side
11,431,316.41x = 97,874,651,280,126.44 - Step 5: Solve for x
x = 97,874,651,280,126.44/11,431,316.41 - Step 6: Final answer
x = 8,561,975.52
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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.