Finding the Third Proportional to 18,442,350.84 and 39,723,015.09
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Solution
The third proportional to 18,442,350.84 and 39,723,015.09 is: 85,559,478.91
Step by Step Solution
- Step 1: Write the proportion equation
18,442,350.84 : 39,723,015.09 = 39,723,015.09 : x - Step 2: Convert to fraction form
18,442,350.84/39,723,015.09 = 39,723,015.09/x - Step 3: Cross multiply
18,442,350.84x = 39,723,015.09 × 39,723,015.09 - Step 4: Simplify right side
18,442,350.84x = 1,577,917,928,138,290.25 - Step 5: Solve for x
x = 1,577,917,928,138,290.25/18,442,350.84 - Step 6: Final answer
x = 85,559,478.91
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.