Finding the Fourth Proportional to 18,295,338, 27,443,575.62 and 6,783,669.84
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Solution
The fourth proportional to 18,295,338, 27,443,575.62 and 6,783,669.84 is: 10,175,715.60
Step by Step Solution
- Step 1: Write the proportion equation
18,295,338 : 27,443,575.62 = 6,783,669.84 : x - Step 2: Convert to fraction form
18,295,338/27,443,575.62 = 6,783,669.84/x - Step 3: Cross multiply
18,295,338x = 27,443,575.62 × 6,783,669.84 - Step 4: Simplify right side
18,295,338x = 186,168,156,235,153.31 - Step 5: Solve for x
x = 186,168,156,235,153.31/18,295,338 - Step 6: Final answer
x = 10,175,715.60
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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.