Finding the Fourth Proportional to 36,969,450.77, 51,013,914.62 and 20,446,950.08
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Solution
The fourth proportional to 36,969,450.77, 51,013,914.62 and 20,446,950.08 is: 28,214,618.93
Step by Step Solution
- Step 1: Write the proportion equation
36,969,450.77 : 51,013,914.62 = 20,446,950.08 : x - Step 2: Convert to fraction form
36,969,450.77/51,013,914.62 = 20,446,950.08/x - Step 3: Cross multiply
36,969,450.77x = 51,013,914.62 × 20,446,950.08 - Step 4: Simplify right side
36,969,450.77x = 1,043,078,965,645,822.25 - Step 5: Solve for x
x = 1,043,078,965,645,822.25/36,969,450.77 - Step 6: Final answer
x = 28,214,618.93
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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.