Finding the Fourth Proportional to 27,618,277.35, 41,425,918.32 and 8,449,036.05
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Solution
The fourth proportional to 27,618,277.35, 41,425,918.32 and 8,449,036.05 is: 12,673,095.89
Step by Step Solution
- Step 1: Write the proportion equation
27,618,277.35 : 41,425,918.32 = 8,449,036.05 : x - Step 2: Convert to fraction form
27,618,277.35/41,425,918.32 = 8,449,036.05/x - Step 3: Cross multiply
27,618,277.35x = 41,425,918.32 × 8,449,036.05 - Step 4: Simplify right side
27,618,277.35x = 350,009,077,290,035.50 - Step 5: Solve for x
x = 350,009,077,290,035.50/27,618,277.35 - Step 6: Final answer
x = 12,673,095.89
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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.