Finding the Fourth Proportional to 18,182,960.40, 27,241,363.44 and 10,586,897.04
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Solution
The fourth proportional to 18,182,960.40, 27,241,363.44 and 10,586,897.04 is: 15,861,086.62
Step by Step Solution
- Step 1: Write the proportion equation
18,182,960.40 : 27,241,363.44 = 10,586,897.04 : x - Step 2: Convert to fraction form
18,182,960.40/27,241,363.44 = 10,586,897.04/x - Step 3: Cross multiply
18,182,960.40x = 27,241,363.44 × 10,586,897.04 - Step 4: Simplify right side
18,182,960.40x = 288,401,509,968,500.19 - Step 5: Solve for x
x = 288,401,509,968,500.19/18,182,960.40 - Step 6: Final answer
x = 15,861,086.62
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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.