Finding the Fourth Proportional to 11,702,310.35, 17,553,520.20 and 4,129,276.10
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Solution
The fourth proportional to 11,702,310.35, 17,553,520.20 and 4,129,276.10 is: 6,193,933.44
Step by Step Solution
- Step 1: Write the proportion equation
11,702,310.35 : 17,553,520.20 = 4,129,276.10 : x - Step 2: Convert to fraction form
11,702,310.35/17,553,520.20 = 4,129,276.10/x - Step 3: Cross multiply
11,702,310.35x = 17,553,520.20 × 4,129,276.10 - Step 4: Simplify right side
11,702,310.35x = 72,483,331,432,727.22 - Step 5: Solve for x
x = 72,483,331,432,727.22/11,702,310.35 - Step 6: Final answer
x = 6,193,933.44
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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.