Finding the Fourth Proportional to 18,030,756.44, 27,049,283.94 and 7,933,115
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Solution
The fourth proportional to 18,030,756.44, 27,049,283.94 and 7,933,115 is: 11,901,058.11
Step by Step Solution
- Step 1: Write the proportion equation
18,030,756.44 : 27,049,283.94 = 7,933,115 : x - Step 2: Convert to fraction form
18,030,756.44/27,049,283.94 = 7,933,115/x - Step 3: Cross multiply
18,030,756.44x = 27,049,283.94 × 7,933,115 - Step 4: Simplify right side
18,030,756.44x = 214,585,080,163,673.12 - Step 5: Solve for x
x = 214,585,080,163,673.12/18,030,756.44 - Step 6: Final answer
x = 11,901,058.11
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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.