Finding the Fourth Proportional to 34,373,872.93, 47,560,856.60 and 29,972,775.96
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Solution
The fourth proportional to 34,373,872.93, 47,560,856.60 and 29,972,775.96 is: 41,471,349.54
Step by Step Solution
- Step 1: Write the proportion equation
34,373,872.93 : 47,560,856.60 = 29,972,775.96 : x - Step 2: Convert to fraction form
34,373,872.93/47,560,856.60 = 29,972,775.96/x - Step 3: Cross multiply
34,373,872.93x = 47,560,856.60 × 29,972,775.96 - Step 4: Simplify right side
34,373,872.93x = 1,425,530,899,337,487.50 - Step 5: Solve for x
x = 1,425,530,899,337,487.50/34,373,872.93 - Step 6: Final answer
x = 41,471,349.54
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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.