Finding the Fourth Proportional to 36,916,536.24, 50,945,354.73 and 20,397,041.19
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Solution
The fourth proportional to 36,916,536.24, 50,945,354.73 and 20,397,041.19 is: 28,148,212.28
Step by Step Solution
- Step 1: Write the proportion equation
36,916,536.24 : 50,945,354.73 = 20,397,041.19 : x - Step 2: Convert to fraction form
36,916,536.24/50,945,354.73 = 20,397,041.19/x - Step 3: Cross multiply
36,916,536.24x = 50,945,354.73 × 20,397,041.19 - Step 4: Simplify right side
36,916,536.24x = 1,039,134,498,866,971.38 - Step 5: Solve for x
x = 1,039,134,498,866,971.38/36,916,536.24 - Step 6: Final answer
x = 28,148,212.28
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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.