Finding the Fourth Proportional to 37,192,900.49, 55,789,907.29 and 14,165,106.79
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Solution
The fourth proportional to 37,192,900.49, 55,789,907.29 and 14,165,106.79 is: 21,247,872.15
Step by Step Solution
- Step 1: Write the proportion equation
37,192,900.49 : 55,789,907.29 = 14,165,106.79 : x - Step 2: Convert to fraction form
37,192,900.49/55,789,907.29 = 14,165,106.79/x - Step 3: Cross multiply
37,192,900.49x = 55,789,907.29 × 14,165,106.79 - Step 4: Simplify right side
37,192,900.49x = 790,269,994,339,831 - Step 5: Solve for x
x = 790,269,994,339,831/37,192,900.49 - Step 6: Final answer
x = 21,247,872.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.