Finding the Third Proportional to 18,512,263.50 and 39,869,448
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Solution
The third proportional to 18,512,263.50 and 39,869,448 is: 85,865,938.75
Step by Step Solution
- Step 1: Write the proportion equation
18,512,263.50 : 39,869,448 = 39,869,448 : x - Step 2: Convert to fraction form
18,512,263.50/39,869,448 = 39,869,448/x - Step 3: Cross multiply
18,512,263.50x = 39,869,448 × 39,869,448 - Step 4: Simplify right side
18,512,263.50x = 1,589,572,883,824,704 - Step 5: Solve for x
x = 1,589,572,883,824,704/18,512,263.50 - Step 6: Final answer
x = 85,865,938.75
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.