Finding the Fourth Proportional to 8,949,629.56, 13,415,455.50 and 2,879,900.44
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Solution
The fourth proportional to 8,949,629.56, 13,415,455.50 and 2,879,900.44 is: 4,316,958.14
Step by Step Solution
- Step 1: Write the proportion equation
8,949,629.56 : 13,415,455.50 = 2,879,900.44 : x - Step 2: Convert to fraction form
8,949,629.56/13,415,455.50 = 2,879,900.44/x - Step 3: Cross multiply
8,949,629.56x = 13,415,455.50 × 2,879,900.44 - Step 4: Simplify right side
8,949,629.56x = 38,635,176,197,250.42 - Step 5: Solve for x
x = 38,635,176,197,250.42/8,949,629.56 - Step 6: Final answer
x = 4,316,958.14
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1.5x scale
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.