Finding the Fourth Proportional to 11,660,269.68, 16,086,834.36 and 6,762,745.44
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Solution
The fourth proportional to 11,660,269.68, 16,086,834.36 and 6,762,745.44 is: 9,330,072.86
Step by Step Solution
- Step 1: Write the proportion equation
11,660,269.68 : 16,086,834.36 = 6,762,745.44 : x - Step 2: Convert to fraction form
11,660,269.68/16,086,834.36 = 6,762,745.44/x - Step 3: Cross multiply
11,660,269.68x = 16,086,834.36 × 6,762,745.44 - Step 4: Simplify right side
11,660,269.68x = 108,791,165,712,125.33 - Step 5: Solve for x
x = 108,791,165,712,125.33/11,660,269.68 - Step 6: Final answer
x = 9,330,072.86
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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.