Finding the Fourth Proportional to 6,181,529.57, 8,531,021.49 and 3,429,104.41
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Solution
The fourth proportional to 6,181,529.57, 8,531,021.49 and 3,429,104.41 is: 4,732,447.38
Step by Step Solution
- Step 1: Write the proportion equation
6,181,529.57 : 8,531,021.49 = 3,429,104.41 : x - Step 2: Convert to fraction form
6,181,529.57/8,531,021.49 = 3,429,104.41/x - Step 3: Cross multiply
6,181,529.57x = 8,531,021.49 × 3,429,104.41 - Step 4: Simplify right side
6,181,529.57x = 29,253,763,413,163.77 - Step 5: Solve for x
x = 29,253,763,413,163.77/6,181,529.57 - Step 6: Final answer
x = 4,732,447.38
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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.