Finding the Fourth Proportional to 11,243,224.42, 15,515,654.90 and 6,086,585.97
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Solution
The fourth proportional to 11,243,224.42, 15,515,654.90 and 6,086,585.97 is: 8,399,491.45
Step by Step Solution
- Step 1: Write the proportion equation
11,243,224.42 : 15,515,654.90 = 6,086,585.97 : x - Step 2: Convert to fraction form
11,243,224.42/15,515,654.90 = 6,086,585.97/x - Step 3: Cross multiply
11,243,224.42x = 15,515,654.90 × 6,086,585.97 - Step 4: Simplify right side
11,243,224.42x = 94,437,367,399,268.81 - Step 5: Solve for x
x = 94,437,367,399,268.81/11,243,224.42 - Step 6: Final answer
x = 8,399,491.45
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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.