Finding the Fourth Proportional to 17,381,102.10, 26,080,984.35 and 7,284,743.70
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Solution
The fourth proportional to 17,381,102.10, 26,080,984.35 and 7,284,743.70 is: 10,931,026.43
Step by Step Solution
- Step 1: Write the proportion equation
17,381,102.10 : 26,080,984.35 = 7,284,743.70 : x - Step 2: Convert to fraction form
17,381,102.10/26,080,984.35 = 7,284,743.70/x - Step 3: Cross multiply
17,381,102.10x = 26,080,984.35 × 7,284,743.70 - Step 4: Simplify right side
17,381,102.10x = 189,993,286,433,461.12 - Step 5: Solve for x
x = 189,993,286,433,461.12/17,381,102.10 - Step 6: Final answer
x = 10,931,026.43
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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.