Finding the Fourth Proportional to 16,341,762.40, 24,512,643.60 and 13,790,845.60
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Solution
The fourth proportional to 16,341,762.40, 24,512,643.60 and 13,790,845.60 is: 20,686,268.40
Step by Step Solution
- Step 1: Write the proportion equation
16,341,762.40 : 24,512,643.60 = 13,790,845.60 : x - Step 2: Convert to fraction form
16,341,762.40/24,512,643.60 = 13,790,845.60/x - Step 3: Cross multiply
16,341,762.40x = 24,512,643.60 × 13,790,845.60 - Step 4: Simplify right side
16,341,762.40x = 338,050,083,135,428.19 - Step 5: Solve for x
x = 338,050,083,135,428.19/16,341,762.40 - Step 6: Final answer
x = 20,686,268.40
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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.