Finding the Fourth Proportional to 16,289,794.51, 24,422,844.69 and 7,649,442.68
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Solution
The fourth proportional to 16,289,794.51, 24,422,844.69 and 7,649,442.68 is: 11,468,600.81
Step by Step Solution
- Step 1: Write the proportion equation
16,289,794.51 : 24,422,844.69 = 7,649,442.68 : x - Step 2: Convert to fraction form
16,289,794.51/24,422,844.69 = 7,649,442.68/x - Step 3: Cross multiply
16,289,794.51x = 24,422,844.69 × 7,649,442.68 - Step 4: Simplify right side
16,289,794.51x = 186,821,150,416,583.16 - Step 5: Solve for x
x = 186,821,150,416,583.16/16,289,794.51 - Step 6: Final answer
x = 11,468,600.81
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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.