Finding the Fourth Proportional to 8,127,937.89, 12,183,372.36 and 2,734,716.06
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Solution
The fourth proportional to 8,127,937.89, 12,183,372.36 and 2,734,716.06 is: 4,099,202.59
Step by Step Solution
- Step 1: Write the proportion equation
8,127,937.89 : 12,183,372.36 = 2,734,716.06 : x - Step 2: Convert to fraction form
8,127,937.89/12,183,372.36 = 2,734,716.06/x - Step 3: Cross multiply
8,127,937.89x = 12,183,372.36 × 2,734,716.06 - Step 4: Simplify right side
8,127,937.89x = 33,318,064,057,852.10 - Step 5: Solve for x
x = 33,318,064,057,852.10/8,127,937.89 - Step 6: Final answer
x = 4,099,202.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.