Finding the Fourth Proportional to 29,893,567.76, 41,253,249.84 and 16,840,982.96
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Solution
The fourth proportional to 29,893,567.76, 41,253,249.84 and 16,840,982.96 is: 23,240,627.66
Step by Step Solution
- Step 1: Write the proportion equation
29,893,567.76 : 41,253,249.84 = 16,840,982.96 : x - Step 2: Convert to fraction form
29,893,567.76/41,253,249.84 = 16,840,982.96/x - Step 3: Cross multiply
29,893,567.76x = 41,253,249.84 × 16,840,982.96 - Step 4: Simplify right side
29,893,567.76x = 694,745,277,600,062.88 - Step 5: Solve for x
x = 694,745,277,600,062.88/29,893,567.76 - Step 6: Final answer
x = 23,240,627.66
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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.