Finding the Fourth Proportional to 6,368,490.24, 8,786,208.48 and 3,613,582.26
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Solution
The fourth proportional to 6,368,490.24, 8,786,208.48 and 3,613,582.26 is: 4,985,433.89
Step by Step Solution
- Step 1: Write the proportion equation
6,368,490.24 : 8,786,208.48 = 3,613,582.26 : x - Step 2: Convert to fraction form
6,368,490.24/8,786,208.48 = 3,613,582.26/x - Step 3: Cross multiply
6,368,490.24x = 8,786,208.48 × 3,613,582.26 - Step 4: Simplify right side
6,368,490.24x = 31,749,687,095,989.56 - Step 5: Solve for x
x = 31,749,687,095,989.56/6,368,490.24 - Step 6: Final answer
x = 4,985,433.89
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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.