Finding the Fourth Proportional to 6,967,744.20, 10,447,548.48 and 2,702,928.96
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Solution
The fourth proportional to 6,967,744.20, 10,447,548.48 and 2,702,928.96 is: 4,052,815.45
Step by Step Solution
- Step 1: Write the proportion equation
6,967,744.20 : 10,447,548.48 = 2,702,928.96 : x - Step 2: Convert to fraction form
6,967,744.20/10,447,548.48 = 2,702,928.96/x - Step 3: Cross multiply
6,967,744.20x = 10,447,548.48 × 2,702,928.96 - Step 4: Simplify right side
6,967,744.20x = 28,238,981,347,595.98 - Step 5: Solve for x
x = 28,238,981,347,595.98/6,967,744.20 - Step 6: Final answer
x = 4,052,815.45
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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.