Finding the Fourth Proportional to 7,544,028.29, 11,317,729.69 and 2,751,717.55
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Solution
The fourth proportional to 7,544,028.29, 11,317,729.69 and 2,751,717.55 is: 4,128,191.76
Step by Step Solution
- Step 1: Write the proportion equation
7,544,028.29 : 11,317,729.69 = 2,751,717.55 : x - Step 2: Convert to fraction form
7,544,028.29/11,317,729.69 = 2,751,717.55/x - Step 3: Cross multiply
7,544,028.29x = 11,317,729.69 × 2,751,717.55 - Step 4: Simplify right side
7,544,028.29x = 31,143,195,378,955.44 - Step 5: Solve for x
x = 31,143,195,378,955.44/7,544,028.29 - Step 6: Final answer
x = 4,128,191.76
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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.