Finding the Fourth Proportional to 14,534,793.08, 21,805,289.64 and 7,252,168.68
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Solution
The fourth proportional to 14,534,793.08, 21,805,289.64 and 7,252,168.68 is: 10,879,799.78
Step by Step Solution
- Step 1: Write the proportion equation
14,534,793.08 : 21,805,289.64 = 7,252,168.68 : x - Step 2: Convert to fraction form
14,534,793.08/21,805,289.64 = 7,252,168.68/x - Step 3: Cross multiply
14,534,793.08x = 21,805,289.64 × 7,252,168.68 - Step 4: Simplify right side
14,534,793.08x = 158,135,638,585,536.47 - Step 5: Solve for x
x = 158,135,638,585,536.47/14,534,793.08 - Step 6: Final answer
x = 10,879,799.78
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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.