Finding the Fourth Proportional to 27,449,961.94, 41,175,238.56 and 8,280,885.07
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Solution
The fourth proportional to 27,449,961.94, 41,175,238.56 and 8,280,885.07 is: 12,421,416.79
Step by Step Solution
- Step 1: Write the proportion equation
27,449,961.94 : 41,175,238.56 = 8,280,885.07 : x - Step 2: Convert to fraction form
27,449,961.94/41,175,238.56 = 8,280,885.07/x - Step 3: Cross multiply
27,449,961.94x = 41,175,238.56 × 8,280,885.07 - Step 4: Simplify right side
27,449,961.94x = 340,967,418,245,192.31 - Step 5: Solve for x
x = 340,967,418,245,192.31/27,449,961.94 - Step 6: Final answer
x = 12,421,416.79
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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.