Finding the Fourth Proportional to 18,366,373.67, 27,553,546.30 and 5,586,546.22
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Solution
The fourth proportional to 18,366,373.67, 27,553,546.30 and 5,586,546.22 is: 8,381,031.70
Step by Step Solution
- Step 1: Write the proportion equation
18,366,373.67 : 27,553,546.30 = 5,586,546.22 : x - Step 2: Convert to fraction form
18,366,373.67/27,553,546.30 = 5,586,546.22/x - Step 3: Cross multiply
18,366,373.67x = 27,553,546.30 × 5,586,546.22 - Step 4: Simplify right side
18,366,373.67x = 153,929,159,847,009.75 - Step 5: Solve for x
x = 153,929,159,847,009.75/18,366,373.67 - Step 6: Final answer
x = 8,381,031.70
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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.