Finding the Fourth Proportional to 5,263,276.67, 7,260,290.64 and 3,168,662.17
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Solution
The fourth proportional to 5,263,276.67, 7,260,290.64 and 3,168,662.17 is: 4,370,928.94
Step by Step Solution
- Step 1: Write the proportion equation
5,263,276.67 : 7,260,290.64 = 3,168,662.17 : x - Step 2: Convert to fraction form
5,263,276.67/7,260,290.64 = 3,168,662.17/x - Step 3: Cross multiply
5,263,276.67x = 7,260,290.64 × 3,168,662.17 - Step 4: Simplify right side
5,263,276.67x = 23,005,408,294,173.09 - Step 5: Solve for x
x = 23,005,408,294,173.09/5,263,276.67 - Step 6: Final answer
x = 4,370,928.94
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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.