Finding the Fourth Proportional to 5,414,293.53, 7,471,724.72 and 2,999,845.53
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Solution
The fourth proportional to 5,414,293.53, 7,471,724.72 and 2,999,845.53 is: 4,139,786.63
Step by Step Solution
- Step 1: Write the proportion equation
5,414,293.53 : 7,471,724.72 = 2,999,845.53 : x - Step 2: Convert to fraction form
5,414,293.53/7,471,724.72 = 2,999,845.53/x - Step 3: Cross multiply
5,414,293.53x = 7,471,724.72 × 2,999,845.53 - Step 4: Simplify right side
5,414,293.53x = 22,414,019,987,683.27 - Step 5: Solve for x
x = 22,414,019,987,683.27/5,414,293.53 - Step 6: Final answer
x = 4,139,786.63
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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.