Finding the Fourth Proportional to 18,522,081.23, 25,560,472.08 and 10,373,319.23
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Solution
The fourth proportional to 18,522,081.23, 25,560,472.08 and 10,373,319.23 is: 14,315,180.52
Step by Step Solution
- Step 1: Write the proportion equation
18,522,081.23 : 25,560,472.08 = 10,373,319.23 : x - Step 2: Convert to fraction form
18,522,081.23/25,560,472.08 = 10,373,319.23/x - Step 3: Cross multiply
18,522,081.23x = 25,560,472.08 × 10,373,319.23 - Step 4: Simplify right side
18,522,081.23x = 265,146,936,427,539.72 - Step 5: Solve for x
x = 265,146,936,427,539.72/18,522,081.23 - Step 6: Final answer
x = 14,315,180.52
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1.5x scale
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.