Finding the Fourth Proportional to 8,160,467.96, 12,240,258.97 and 2,480,249.41
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Solution
The fourth proportional to 8,160,467.96, 12,240,258.97 and 2,480,249.41 is: 3,720,239.48
Step by Step Solution
- Step 1: Write the proportion equation
8,160,467.96 : 12,240,258.97 = 2,480,249.41 : x - Step 2: Convert to fraction form
8,160,467.96/12,240,258.97 = 2,480,249.41/x - Step 3: Cross multiply
8,160,467.96x = 12,240,258.97 × 2,480,249.41 - Step 4: Simplify right side
8,160,467.96x = 30,358,895,088,589.71 - Step 5: Solve for x
x = 30,358,895,088,589.71/8,160,467.96 - Step 6: Final answer
x = 3,720,239.48
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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.