Finding the Fourth Proportional to 10,550,757.85, 15,825,841.52 and 3,362,723.08
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Solution
The fourth proportional to 10,550,757.85, 15,825,841.52 and 3,362,723.08 is: 5,043,990.51
Step by Step Solution
- Step 1: Write the proportion equation
10,550,757.85 : 15,825,841.52 = 3,362,723.08 : x - Step 2: Convert to fraction form
10,550,757.85/15,825,841.52 = 3,362,723.08/x - Step 3: Cross multiply
10,550,757.85x = 15,825,841.52 × 3,362,723.08 - Step 4: Simplify right side
10,550,757.85x = 53,217,922,483,348.07 - Step 5: Solve for x
x = 53,217,922,483,348.07/10,550,757.85 - Step 6: Final answer
x = 5,043,990.51
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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.