Finding the Fourth Proportional to 8,283,507.84, 11,434,767.92 and 5,568,828.48
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Solution
The fourth proportional to 8,283,507.84, 11,434,767.92 and 5,568,828.48 is: 7,687,354.50
Step by Step Solution
- Step 1: Write the proportion equation
8,283,507.84 : 11,434,767.92 = 5,568,828.48 : x - Step 2: Convert to fraction form
8,283,507.84/11,434,767.92 = 5,568,828.48/x - Step 3: Cross multiply
8,283,507.84x = 11,434,767.92 × 5,568,828.48 - Step 4: Simplify right side
8,283,507.84x = 63,678,261,255,086.37 - Step 5: Solve for x
x = 63,678,261,255,086.37/8,283,507.84 - Step 6: Final answer
x = 7,687,354.50
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1.5x scale
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.