Finding the Fourth Proportional to 9,658,434.30, 14,487,651.45 and 6,467,163.90
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Solution
The fourth proportional to 9,658,434.30, 14,487,651.45 and 6,467,163.90 is: 9,700,745.85
Step by Step Solution
- Step 1: Write the proportion equation
9,658,434.30 : 14,487,651.45 = 6,467,163.90 : x - Step 2: Convert to fraction form
9,658,434.30/14,487,651.45 = 6,467,163.90/x - Step 3: Cross multiply
9,658,434.30x = 14,487,651.45 × 6,467,163.90 - Step 4: Simplify right side
9,658,434.30x = 93,694,016,453,222.66 - Step 5: Solve for x
x = 93,694,016,453,222.66/9,658,434.30 - Step 6: Final answer
x = 9,700,745.85
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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.