Finding the Fourth Proportional to 17,552,474.20, 26,372,948.10 and 11,165,786.20
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Solution
The fourth proportional to 17,552,474.20, 26,372,948.10 and 11,165,786.20 is: 16,776,819.99
Step by Step Solution
- Step 1: Write the proportion equation
17,552,474.20 : 26,372,948.10 = 11,165,786.20 : x - Step 2: Convert to fraction form
17,552,474.20/26,372,948.10 = 11,165,786.20/x - Step 3: Cross multiply
17,552,474.20x = 26,372,948.10 × 11,165,786.20 - Step 4: Simplify right side
17,552,474.20x = 294,474,699,948,296.19 - Step 5: Solve for x
x = 294,474,699,948,296.19/17,552,474.20 - Step 6: Final answer
x = 16,776,819.99
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1.5x scale
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.