Finding the Fourth Proportional to 7,263,798.64, 10,024,299.12 and 4,511,993.08
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Solution
The fourth proportional to 7,263,798.64, 10,024,299.12 and 4,511,993.08 is: 6,226,710.09
Step by Step Solution
- Step 1: Write the proportion equation
7,263,798.64 : 10,024,299.12 = 4,511,993.08 : x - Step 2: Convert to fraction form
7,263,798.64/10,024,299.12 = 4,511,993.08/x - Step 3: Cross multiply
7,263,798.64x = 10,024,299.12 × 4,511,993.08 - Step 4: Simplify right side
7,263,798.64x = 45,229,568,261,290.09 - Step 5: Solve for x
x = 45,229,568,261,290.09/7,263,798.64 - Step 6: Final answer
x = 6,226,710.09
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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.