Finding the Fourth Proportional to 10,769,221.12, 14,861,620.06 and 5,874,464.96
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Solution
The fourth proportional to 10,769,221.12, 14,861,620.06 and 5,874,464.96 is: 8,106,813.42
Step by Step Solution
- Step 1: Write the proportion equation
10,769,221.12 : 14,861,620.06 = 5,874,464.96 : x - Step 2: Convert to fraction form
10,769,221.12/14,861,620.06 = 5,874,464.96/x - Step 3: Cross multiply
10,769,221.12x = 14,861,620.06 × 5,874,464.96 - Step 4: Simplify right side
10,769,221.12x = 87,304,066,291,303.09 - Step 5: Solve for x
x = 87,304,066,291,303.09/10,769,221.12 - Step 6: Final answer
x = 8,106,813.42
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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.