Finding the Fourth Proportional to 8,378,324.83, 12,566,546.10 and 2,313,918.68
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Solution
The fourth proportional to 8,378,324.83, 12,566,546.10 and 2,313,918.68 is: 3,470,618.10
Step by Step Solution
- Step 1: Write the proportion equation
8,378,324.83 : 12,566,546.10 = 2,313,918.68 : x - Step 2: Convert to fraction form
8,378,324.83/12,566,546.10 = 2,313,918.68/x - Step 3: Cross multiply
8,378,324.83x = 12,566,546.10 × 2,313,918.68 - Step 4: Simplify right side
8,378,324.83x = 29,077,965,763,871.15 - Step 5: Solve for x
x = 29,077,965,763,871.15/8,378,324.83 - Step 6: Final answer
x = 3,470,618.10
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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.