Finding the Fourth Proportional to 7,366,894.47, 11,052,051.21 and 2,318,073.75
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Solution
The fourth proportional to 7,366,894.47, 11,052,051.21 and 2,318,073.75 is: 3,477,648.54
Step by Step Solution
- Step 1: Write the proportion equation
7,366,894.47 : 11,052,051.21 = 2,318,073.75 : x - Step 2: Convert to fraction form
7,366,894.47/11,052,051.21 = 2,318,073.75/x - Step 3: Cross multiply
7,366,894.47x = 11,052,051.21 × 2,318,073.75 - Step 4: Simplify right side
7,366,894.47x = 25,619,469,793,556.74 - Step 5: Solve for x
x = 25,619,469,793,556.74/7,366,894.47 - Step 6: Final answer
x = 3,477,648.54
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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.