Finding the Fourth Proportional to 5,476,679.99, 7,557,311.19 and 3,029,238.37
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Solution
The fourth proportional to 5,476,679.99, 7,557,311.19 and 3,029,238.37 is: 4,180,068.41
Step by Step Solution
- Step 1: Write the proportion equation
5,476,679.99 : 7,557,311.19 = 3,029,238.37 : x - Step 2: Convert to fraction form
5,476,679.99/7,557,311.19 = 3,029,238.37/x - Step 3: Cross multiply
5,476,679.99x = 7,557,311.19 × 3,029,238.37 - Step 4: Simplify right side
5,476,679.99x = 22,892,897,030,778.36 - Step 5: Solve for x
x = 22,892,897,030,778.36/5,476,679.99 - Step 6: Final answer
x = 4,180,068.41
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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.