Finding the Fourth Proportional to 8,176,258.83, 11,283,088.41 and 4,505,514.21
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Solution
The fourth proportional to 8,176,258.83, 11,283,088.41 and 4,505,514.21 is: 6,217,527.63
Step by Step Solution
- Step 1: Write the proportion equation
8,176,258.83 : 11,283,088.41 = 4,505,514.21 : x - Step 2: Convert to fraction form
8,176,258.83/11,283,088.41 = 4,505,514.21/x - Step 3: Cross multiply
8,176,258.83x = 11,283,088.41 × 4,505,514.21 - Step 4: Simplify right side
8,176,258.83x = 50,836,115,163,941.30 - Step 5: Solve for x
x = 50,836,115,163,941.30/8,176,258.83 - Step 6: Final answer
x = 6,217,527.63
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1.5x scale
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.