Finding the Fourth Proportional to 6,367,485.60, 8,786,687.04 and 3,614,230.08
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Solution
The fourth proportional to 6,367,485.60, 8,786,687.04 and 3,614,230.08 is: 4,987,386.01
Step by Step Solution
- Step 1: Write the proportion equation
6,367,485.60 : 8,786,687.04 = 3,614,230.08 : x - Step 2: Convert to fraction form
6,367,485.60/8,786,687.04 = 3,614,230.08/x - Step 3: Cross multiply
6,367,485.60x = 8,786,687.04 × 3,614,230.08 - Step 4: Simplify right side
6,367,485.60x = 31,757,108,603,514.16 - Step 5: Solve for x
x = 31,757,108,603,514.16/6,367,485.60 - Step 6: Final answer
x = 4,987,386.01
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1.5x scale
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.