Finding the Fourth Proportional to 7,524,329.79, 10,386,745.84 and 5,080,247.94
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Solution
The fourth proportional to 7,524,329.79, 10,386,745.84 and 5,080,247.94 is: 7,012,882.96
Step by Step Solution
- Step 1: Write the proportion equation
7,524,329.79 : 10,386,745.84 = 5,080,247.94 : x - Step 2: Convert to fraction form
7,524,329.79/10,386,745.84 = 5,080,247.94/x - Step 3: Cross multiply
7,524,329.79x = 10,386,745.84 × 5,080,247.94 - Step 4: Simplify right side
7,524,329.79x = 52,767,244,156,963.57 - Step 5: Solve for x
x = 52,767,244,156,963.57/7,524,329.79 - Step 6: Final answer
x = 7,012,882.96
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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.