Finding the Fourth Proportional to 27,702,272.88, 41,551,438.56 and 8,531,030.88
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Solution
The fourth proportional to 27,702,272.88, 41,551,438.56 and 8,531,030.88 is: 12,795,939.42
Step by Step Solution
- Step 1: Write the proportion equation
27,702,272.88 : 41,551,438.56 = 8,531,030.88 : x - Step 2: Convert to fraction form
27,702,272.88/41,551,438.56 = 8,531,030.88/x - Step 3: Cross multiply
27,702,272.88x = 41,551,438.56 × 8,531,030.88 - Step 4: Simplify right side
27,702,272.88x = 354,476,605,463,782.81 - Step 5: Solve for x
x = 354,476,605,463,782.81/27,702,272.88 - Step 6: Final answer
x = 12,795,939.42
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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.