Finding the Fourth Proportional to 11,239,073.28, 15,509,960.64 and 6,082,433.28
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Solution
The fourth proportional to 11,239,073.28, 15,509,960.64 and 6,082,433.28 is: 8,393,779.31
Step by Step Solution
- Step 1: Write the proportion equation
11,239,073.28 : 15,509,960.64 = 6,082,433.28 : x - Step 2: Convert to fraction form
11,239,073.28/15,509,960.64 = 6,082,433.28/x - Step 3: Cross multiply
11,239,073.28x = 15,509,960.64 × 6,082,433.28 - Step 4: Simplify right side
11,239,073.28x = 94,338,300,768,226.11 - Step 5: Solve for x
x = 94,338,300,768,226.11/11,239,073.28 - Step 6: Final answer
x = 8,393,779.31
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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.