Finding the Fourth Proportional to 5,760,216.70, 8,640,325.05 and 5,514,495.10
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Solution
The fourth proportional to 5,760,216.70, 8,640,325.05 and 5,514,495.10 is: 8,271,742.65
Step by Step Solution
- Step 1: Write the proportion equation
5,760,216.70 : 8,640,325.05 = 5,514,495.10 : x - Step 2: Convert to fraction form
5,760,216.70/8,640,325.05 = 5,514,495.10/x - Step 3: Cross multiply
5,760,216.70x = 8,640,325.05 × 5,514,495.10 - Step 4: Simplify right side
5,760,216.70x = 47,647,030,150,632.26 - Step 5: Solve for x
x = 47,647,030,150,632.26/5,760,216.70 - Step 6: Final answer
x = 8,271,742.65
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1.5x scale
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.