Finding the Fourth Proportional to 18,204,636.08, 25,122,321.24 and 10,055,874.08
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Solution
The fourth proportional to 18,204,636.08, 25,122,321.24 and 10,055,874.08 is: 13,877,063.95
Step by Step Solution
- Step 1: Write the proportion equation
18,204,636.08 : 25,122,321.24 = 10,055,874.08 : x - Step 2: Convert to fraction form
18,204,636.08/25,122,321.24 = 10,055,874.08/x - Step 3: Cross multiply
18,204,636.08x = 25,122,321.24 × 10,055,874.08 - Step 4: Simplify right side
18,204,636.08x = 252,626,898,986,749.44 - Step 5: Solve for x
x = 252,626,898,986,749.44/18,204,636.08 - Step 6: Final answer
x = 13,877,063.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.