Finding the Fourth Proportional to 11,275,550.16, 15,560,269.34 and 6,118,911.69
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Solution
The fourth proportional to 11,275,550.16, 15,560,269.34 and 6,118,911.69 is: 8,444,103.62
Step by Step Solution
- Step 1: Write the proportion equation
11,275,550.16 : 15,560,269.34 = 6,118,911.69 : x - Step 2: Convert to fraction form
11,275,550.16/15,560,269.34 = 6,118,911.69/x - Step 3: Cross multiply
11,275,550.16x = 15,560,269.34 × 6,118,911.69 - Step 4: Simplify right side
11,275,550.16x = 95,211,913,933,480.03 - Step 5: Solve for x
x = 95,211,913,933,480.03/11,275,550.16 - Step 6: Final answer
x = 8,444,103.62
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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.