Finding the Fourth Proportional to 36,747,395.55, 50,716,234.76 and 21,072,554.19
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Solution
The fourth proportional to 36,747,395.55, 50,716,234.76 and 21,072,554.19 is: 29,082,893.88
Step by Step Solution
- Step 1: Write the proportion equation
36,747,395.55 : 50,716,234.76 = 21,072,554.19 : x - Step 2: Convert to fraction form
36,747,395.55/50,716,234.76 = 21,072,554.19/x - Step 3: Cross multiply
36,747,395.55x = 50,716,234.76 × 21,072,554.19 - Step 4: Simplify right side
36,747,395.55x = 1,068,720,605,187,499 - Step 5: Solve for x
x = 1,068,720,605,187,499/36,747,395.55 - Step 6: Final answer
x = 29,082,893.88
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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.