Finding the Fourth Proportional to 17,765,010.90, 26,647,516.35 and 16,117,543.80
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Solution
The fourth proportional to 17,765,010.90, 26,647,516.35 and 16,117,543.80 is: 24,176,315.70
Step by Step Solution
- Step 1: Write the proportion equation
17,765,010.90 : 26,647,516.35 = 16,117,543.80 : x - Step 2: Convert to fraction form
17,765,010.90/26,647,516.35 = 16,117,543.80/x - Step 3: Cross multiply
17,765,010.90x = 26,647,516.35 × 16,117,543.80 - Step 4: Simplify right side
17,765,010.90x = 429,492,511,932,341.19 - Step 5: Solve for x
x = 429,492,511,932,341.19/17,765,010.90 - Step 6: Final answer
x = 24,176,315.70
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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.