Finding the Fourth Proportional to 11,874,692.19, 16,387,107 and 6,442,184.19
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Solution
The fourth proportional to 11,874,692.19, 16,387,107 and 6,442,184.19 is: 8,890,231.42
Step by Step Solution
- Step 1: Write the proportion equation
11,874,692.19 : 16,387,107 = 6,442,184.19 : x - Step 2: Convert to fraction form
11,874,692.19/16,387,107 = 6,442,184.19/x - Step 3: Cross multiply
11,874,692.19x = 16,387,107 × 6,442,184.19 - Step 4: Simplify right side
11,874,692.19x = 105,568,761,635,238.34 - Step 5: Solve for x
x = 105,568,761,635,238.34/11,874,692.19 - Step 6: Final answer
x = 8,890,231.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.