Finding the Fourth Proportional to 27,919,718.99, 41,881,922.68 and 8,489,113.73
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Solution
The fourth proportional to 27,919,718.99, 41,881,922.68 and 8,489,113.73 is: 12,734,383.35
Step by Step Solution
- Step 1: Write the proportion equation
27,919,718.99 : 41,881,922.68 = 8,489,113.73 : x - Step 2: Convert to fraction form
27,919,718.99/41,881,922.68 = 8,489,113.73/x - Step 3: Cross multiply
27,919,718.99x = 41,881,922.68 × 8,489,113.73 - Step 4: Simplify right side
27,919,718.99x = 355,540,404,686,135.44 - Step 5: Solve for x
x = 355,540,404,686,135.44/27,919,718.99 - Step 6: Final answer
x = 12,734,383.35
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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.