Finding the Fourth Proportional to 14,624,389.21, 20,181,626.26 and 8,429,394.08
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Solution
The fourth proportional to 14,624,389.21, 20,181,626.26 and 8,429,394.08 is: 11,632,546.05
Step by Step Solution
- Step 1: Write the proportion equation
14,624,389.21 : 20,181,626.26 = 8,429,394.08 : x - Step 2: Convert to fraction form
14,624,389.21/20,181,626.26 = 8,429,394.08/x - Step 3: Cross multiply
14,624,389.21x = 20,181,626.26 × 8,429,394.08 - Step 4: Simplify right side
14,624,389.21x = 170,118,880,951,451.44 - Step 5: Solve for x
x = 170,118,880,951,451.44/14,624,389.21 - Step 6: Final answer
x = 11,632,546.05
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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.