Finding the Fourth Proportional to 16,629,181.29, 22,781,597.76 and 16,007,458.91
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Solution
The fourth proportional to 16,629,181.29, 22,781,597.76 and 16,007,458.91 is: 21,929,852.32
Step by Step Solution
- Step 1: Write the proportion equation
16,629,181.29 : 22,781,597.76 = 16,007,458.91 : x - Step 2: Convert to fraction form
16,629,181.29/22,781,597.76 = 16,007,458.91/x - Step 3: Cross multiply
16,629,181.29x = 22,781,597.76 × 16,007,458.91 - Step 4: Simplify right side
16,629,181.29x = 364,675,489,933,440.06 - Step 5: Solve for x
x = 364,675,489,933,440.06/16,629,181.29 - Step 6: Final answer
x = 21,929,852.32
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.