Finding the Fourth Proportional to 36,775,629.96, 50,750,711.64 and 20,256,340.92
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Solution
The fourth proportional to 36,775,629.96, 50,750,711.64 and 20,256,340.92 is: 27,953,939.01
Step by Step Solution
- Step 1: Write the proportion equation
36,775,629.96 : 50,750,711.64 = 20,256,340.92 : x - Step 2: Convert to fraction form
36,775,629.96/50,750,711.64 = 20,256,340.92/x - Step 3: Cross multiply
36,775,629.96x = 50,750,711.64 × 20,256,340.92 - Step 4: Simplify right side
36,775,629.96x = 1,028,023,716,912,452.38 - Step 5: Solve for x
x = 1,028,023,716,912,452.38/36,775,629.96 - Step 6: Final answer
x = 27,953,939.01
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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.