Finding the Fourth Proportional to 32,189,643.60, 48,284,465.40 and 15,183,531.60
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Solution
The fourth proportional to 32,189,643.60, 48,284,465.40 and 15,183,531.60 is: 22,775,297.40
Step by Step Solution
- Step 1: Write the proportion equation
32,189,643.60 : 48,284,465.40 = 15,183,531.60 : x - Step 2: Convert to fraction form
32,189,643.60/48,284,465.40 = 15,183,531.60/x - Step 3: Cross multiply
32,189,643.60x = 48,284,465.40 × 15,183,531.60 - Step 4: Simplify right side
32,189,643.60x = 733,128,706,190,006.62 - Step 5: Solve for x
x = 733,128,706,190,006.62/32,189,643.60 - Step 6: Final answer
x = 22,775,297.40
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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.