Finding the Fourth Proportional to 7,086,841.28, 10,631,951.42 and 2,294,531.96
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Solution
The fourth proportional to 7,086,841.28, 10,631,951.42 and 2,294,531.96 is: 3,442,344.96
Step by Step Solution
- Step 1: Write the proportion equation
7,086,841.28 : 10,631,951.42 = 2,294,531.96 : x - Step 2: Convert to fraction form
7,086,841.28/10,631,951.42 = 2,294,531.96/x - Step 3: Cross multiply
7,086,841.28x = 10,631,951.42 × 2,294,531.96 - Step 4: Simplify right side
7,086,841.28x = 24,395,352,330,357.38 - Step 5: Solve for x
x = 24,395,352,330,357.38/7,086,841.28 - Step 6: Final answer
x = 3,442,344.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.