Finding the Fourth Proportional to 18,596,450.24, 27,894,953.64 and 7,082,553.39
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Solution
The fourth proportional to 18,596,450.24, 27,894,953.64 and 7,082,553.39 is: 10,623,936.07
Step by Step Solution
- Step 1: Write the proportion equation
18,596,450.24 : 27,894,953.64 = 7,082,553.39 : x - Step 2: Convert to fraction form
18,596,450.24/27,894,953.64 = 7,082,553.39/x - Step 3: Cross multiply
18,596,450.24x = 27,894,953.64 × 7,082,553.39 - Step 4: Simplify right side
18,596,450.24x = 197,567,498,584,963.34 - Step 5: Solve for x
x = 197,567,498,584,963.34/18,596,450.24 - Step 6: Final answer
x = 10,623,936.07
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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.