Finding the Fourth Proportional to 27,618,701.80, 41,431,163.10 and 8,449,306.60
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Solution
The fourth proportional to 27,618,701.80, 41,431,163.10 and 8,449,306.60 is: 12,674,911.46
Step by Step Solution
- Step 1: Write the proportion equation
27,618,701.80 : 41,431,163.10 = 8,449,306.60 : x - Step 2: Convert to fraction form
27,618,701.80/41,431,163.10 = 8,449,306.60/x - Step 3: Cross multiply
27,618,701.80x = 41,431,163.10 × 8,449,306.60 - Step 4: Simplify right side
27,618,701.80x = 350,064,599,826,506.44 - Step 5: Solve for x
x = 350,064,599,826,506.44/27,618,701.80 - Step 6: Final answer
x = 12,674,911.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.