Finding the Fourth Proportional to 36,593,049.23, 50,497,936.80 and 20,911,894.14
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Solution
The fourth proportional to 36,593,049.23, 50,497,936.80 and 20,911,894.14 is: 28,858,144.68
Step by Step Solution
- Step 1: Write the proportion equation
36,593,049.23 : 50,497,936.80 = 20,911,894.14 : x - Step 2: Convert to fraction form
36,593,049.23/50,497,936.80 = 20,911,894.14/x - Step 3: Cross multiply
36,593,049.23x = 50,497,936.80 × 20,911,894.14 - Step 4: Simplify right side
36,593,049.23x = 1,056,007,508,650,010.38 - Step 5: Solve for x
x = 1,056,007,508,650,010.38/36,593,049.23 - Step 6: Final answer
x = 28,858,144.68
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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.