Finding the Fourth Proportional to 7,106,702.54, 9,807,249.52 and 3,843,517.26
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Solution
The fourth proportional to 7,106,702.54, 9,807,249.52 and 3,843,517.26 is: 5,304,053.82
Step by Step Solution
- Step 1: Write the proportion equation
7,106,702.54 : 9,807,249.52 = 3,843,517.26 : x - Step 2: Convert to fraction form
7,106,702.54/9,807,249.52 = 3,843,517.26/x - Step 3: Cross multiply
7,106,702.54x = 9,807,249.52 × 3,843,517.26 - Step 4: Simplify right side
7,106,702.54x = 37,694,332,745,865.75 - Step 5: Solve for x
x = 37,694,332,745,865.75/7,106,702.54 - Step 6: Final answer
x = 5,304,053.82
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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.