Finding the Fourth Proportional to 7,362,631.71, 11,043,532.18 and 3,262,771.99
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Solution
The fourth proportional to 7,362,631.71, 11,043,532.18 and 3,262,771.99 is: 4,893,973.91
Step by Step Solution
- Step 1: Write the proportion equation
7,362,631.71 : 11,043,532.18 = 3,262,771.99 : x - Step 2: Convert to fraction form
7,362,631.71/11,043,532.18 = 3,262,771.99/x - Step 3: Cross multiply
7,362,631.71x = 11,043,532.18 × 3,262,771.99 - Step 4: Simplify right side
7,362,631.71x = 36,032,527,485,450.52 - Step 5: Solve for x
x = 36,032,527,485,450.52/7,362,631.71 - Step 6: Final answer
x = 4,893,973.91
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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.