Finding the Fourth Proportional to 7,672,034.33, 11,508,138.97 and 2,623,738.49
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Solution
The fourth proportional to 7,672,034.33, 11,508,138.97 and 2,623,738.49 is: 3,935,637.65
Step by Step Solution
- Step 1: Write the proportion equation
7,672,034.33 : 11,508,138.97 = 2,623,738.49 : x - Step 2: Convert to fraction form
7,672,034.33/11,508,138.97 = 2,623,738.49/x - Step 3: Cross multiply
7,672,034.33x = 11,508,138.97 × 2,623,738.49 - Step 4: Simplify right side
7,672,034.33x = 30,194,347,163,857.96 - Step 5: Solve for x
x = 30,194,347,163,857.96/7,672,034.33 - Step 6: Final answer
x = 3,935,637.65
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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.