Finding the Fourth Proportional to 18,480,744.82, 27,699,347.50 and 7,544,104.26
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Solution
The fourth proportional to 18,480,744.82, 27,699,347.50 and 7,544,104.26 is: 11,307,269.68
Step by Step Solution
- Step 1: Write the proportion equation
18,480,744.82 : 27,699,347.50 = 7,544,104.26 : x - Step 2: Convert to fraction form
18,480,744.82/27,699,347.50 = 7,544,104.26/x - Step 3: Cross multiply
18,480,744.82x = 27,699,347.50 × 7,544,104.26 - Step 4: Simplify right side
18,480,744.82x = 208,966,765,627,386.38 - Step 5: Solve for x
x = 208,966,765,627,386.38/18,480,744.82 - Step 6: Final answer
x = 11,307,269.68
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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.