Finding the Fourth Proportional to 10,759,523.57, 16,129,729.68 and 4,192,712.07
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Solution
The fourth proportional to 10,759,523.57, 16,129,729.68 and 4,192,712.07 is: 6,285,344.50
Step by Step Solution
- Step 1: Write the proportion equation
10,759,523.57 : 16,129,729.68 = 4,192,712.07 : x - Step 2: Convert to fraction form
10,759,523.57/16,129,729.68 = 4,192,712.07/x - Step 3: Cross multiply
10,759,523.57x = 16,129,729.68 × 4,192,712.07 - Step 4: Simplify right side
10,759,523.57x = 67,627,312,315,173.23 - Step 5: Solve for x
x = 67,627,312,315,173.23/10,759,523.57 - Step 6: Final answer
x = 6,285,344.50
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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.