Finding the Fourth Proportional to 21,716,176.34, 32,574,245.96 and 5,542,126.32
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Solution
The fourth proportional to 21,716,176.34, 32,574,245.96 and 5,542,126.32 is: 8,313,184.75
Step by Step Solution
- Step 1: Write the proportion equation
21,716,176.34 : 32,574,245.96 = 5,542,126.32 : x - Step 2: Convert to fraction form
21,716,176.34/32,574,245.96 = 5,542,126.32/x - Step 3: Cross multiply
21,716,176.34x = 32,574,245.96 × 5,542,126.32 - Step 4: Simplify right side
21,716,176.34x = 180,530,585,889,069.69 - Step 5: Solve for x
x = 180,530,585,889,069.69/21,716,176.34 - Step 6: Final answer
x = 8,313,184.75
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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.