Finding the Third Proportional to 18,403,802 and 39,874,726
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Solution
The third proportional to 18,403,802 and 39,874,726 is: 86,394,853.28
Step by Step Solution
- Step 1: Write the proportion equation
18,403,802 : 39,874,726 = 39,874,726 : x - Step 2: Convert to fraction form
18,403,802/39,874,726 = 39,874,726/x - Step 3: Cross multiply
18,403,802x = 39,874,726 × 39,874,726 - Step 4: Simplify right side
18,403,802x = 1,589,993,773,575,076 - Step 5: Solve for x
x = 1,589,993,773,575,076/18,403,802 - Step 6: Final answer
x = 86,394,853.28
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.