Finding the Fourth Proportional to 27,620,392.08, 41,430,719.16 and 8,451,118.56
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Solution
The fourth proportional to 27,620,392.08, 41,430,719.16 and 8,451,118.56 is: 12,676,717.93
Step by Step Solution
- Step 1: Write the proportion equation
27,620,392.08 : 41,430,719.16 = 8,451,118.56 : x - Step 2: Convert to fraction form
27,620,392.08/41,430,719.16 = 8,451,118.56/x - Step 3: Cross multiply
27,620,392.08x = 41,430,719.16 × 8,451,118.56 - Step 4: Simplify right side
27,620,392.08x = 350,135,919,647,223.62 - Step 5: Solve for x
x = 350,135,919,647,223.62/27,620,392.08 - Step 6: Final answer
x = 12,676,717.93
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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.