Finding the Fourth Proportional to 8,048,369.28, 11,101,125.60 and 5,465,566.56
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Solution
The fourth proportional to 8,048,369.28, 11,101,125.60 and 5,465,566.56 is: 7,538,662.65
Step by Step Solution
- Step 1: Write the proportion equation
8,048,369.28 : 11,101,125.60 = 5,465,566.56 : x - Step 2: Convert to fraction form
8,048,369.28/11,101,125.60 = 5,465,566.56/x - Step 3: Cross multiply
8,048,369.28x = 11,101,125.60 × 5,465,566.56 - Step 4: Simplify right side
8,048,369.28x = 60,673,940,857,719.93 - Step 5: Solve for x
x = 60,673,940,857,719.93/8,048,369.28 - Step 6: Final answer
x = 7,538,662.65
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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.