Finding the Fourth Proportional to 18,104,203.49, 26,985,754.26 and 16,651,379.39
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Solution
The fourth proportional to 18,104,203.49, 26,985,754.26 and 16,651,379.39 is: 24,820,204.46
Step by Step Solution
- Step 1: Write the proportion equation
18,104,203.49 : 26,985,754.26 = 16,651,379.39 : x - Step 2: Convert to fraction form
18,104,203.49/26,985,754.26 = 16,651,379.39/x - Step 3: Cross multiply
18,104,203.49x = 26,985,754.26 × 16,651,379.39 - Step 4: Simplify right side
18,104,203.49x = 449,350,032,173,639.94 - Step 5: Solve for x
x = 449,350,032,173,639.94/18,104,203.49 - Step 6: Final answer
x = 24,820,204.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.