Finding the Fourth Proportional to 8,107,246.19, 11,188,250.72 and 4,436,317.49
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Solution
The fourth proportional to 8,107,246.19, 11,188,250.72 and 4,436,317.49 is: 6,122,255.46
Step by Step Solution
- Step 1: Write the proportion equation
8,107,246.19 : 11,188,250.72 = 4,436,317.49 : x - Step 2: Convert to fraction form
8,107,246.19/11,188,250.72 = 4,436,317.49/x - Step 3: Cross multiply
8,107,246.19x = 11,188,250.72 × 4,436,317.49 - Step 4: Simplify right side
8,107,246.19x = 49,634,632,290,154.45 - Step 5: Solve for x
x = 49,634,632,290,154.45/8,107,246.19 - Step 6: Final answer
x = 6,122,255.46
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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.