Finding the Fourth Proportional to 36,773,707.91, 50,750,021.63 and 20,253,829.19
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Solution
The fourth proportional to 36,773,707.91, 50,750,021.63 and 20,253,829.19 is: 27,951,553.65
Step by Step Solution
- Step 1: Write the proportion equation
36,773,707.91 : 50,750,021.63 = 20,253,829.19 : x - Step 2: Convert to fraction form
36,773,707.91/50,750,021.63 = 20,253,829.19/x - Step 3: Cross multiply
36,773,707.91x = 50,750,021.63 × 20,253,829.19 - Step 4: Simplify right side
36,773,707.91x = 1,027,882,269,381,556.25 - Step 5: Solve for x
x = 1,027,882,269,381,556.25/36,773,707.91 - Step 6: Final answer
x = 27,951,553.65
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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.