Finding the Fourth Proportional to 18,252,202, 27,405,217.68 and 10,180,947.28
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Solution
The fourth proportional to 18,252,202, 27,405,217.68 and 10,180,947.28 is: 15,286,433.74
Step by Step Solution
- Step 1: Write the proportion equation
18,252,202 : 27,405,217.68 = 10,180,947.28 : x - Step 2: Convert to fraction form
18,252,202/27,405,217.68 = 10,180,947.28/x - Step 3: Cross multiply
18,252,202x = 27,405,217.68 × 10,180,947.28 - Step 4: Simplify right side
18,252,202x = 279,011,076,397,003.88 - Step 5: Solve for x
x = 279,011,076,397,003.88/18,252,202 - Step 6: Final answer
x = 15,286,433.74
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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.