Finding the Fourth Proportional to 11,238,752.14, 15,509,505.50 and 6,082,151.20
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Solution
The fourth proportional to 11,238,752.14, 15,509,505.50 and 6,082,151.20 is: 8,393,383.56
Step by Step Solution
- Step 1: Write the proportion equation
11,238,752.14 : 15,509,505.50 = 6,082,151.20 : x - Step 2: Convert to fraction form
11,238,752.14/15,509,505.50 = 6,082,151.20/x - Step 3: Cross multiply
11,238,752.14x = 15,509,505.50 × 6,082,151.20 - Step 4: Simplify right side
11,238,752.14x = 94,331,157,488,231.61 - Step 5: Solve for x
x = 94,331,157,488,231.61/11,238,752.14 - Step 6: Final answer
x = 8,393,383.56
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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.