Finding the Fourth Proportional to 8,047,768.96, 11,100,299.70 and 5,464,965.70
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Solution
The fourth proportional to 8,047,768.96, 11,100,299.70 and 5,464,965.70 is: 7,537,835.32
Step by Step Solution
- Step 1: Write the proportion equation
8,047,768.96 : 11,100,299.70 = 5,464,965.70 : x - Step 2: Convert to fraction form
8,047,768.96/11,100,299.70 = 5,464,965.70/x - Step 3: Cross multiply
8,047,768.96x = 11,100,299.70 × 5,464,965.70 - Step 4: Simplify right side
8,047,768.96x = 60,662,757,120,220.29 - Step 5: Solve for x
x = 60,662,757,120,220.29/8,047,768.96 - Step 6: Final answer
x = 7,537,835.32
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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.