Finding the Fourth Proportional to 11,238,750.14, 15,509,502.74 and 6,082,149.20
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Solution
The fourth proportional to 11,238,750.14, 15,509,502.74 and 6,082,149.20 is: 8,393,380.80
Step by Step Solution
- Step 1: Write the proportion equation
11,238,750.14 : 15,509,502.74 = 6,082,149.20 : x - Step 2: Convert to fraction form
11,238,750.14/15,509,502.74 = 6,082,149.20/x - Step 3: Cross multiply
11,238,750.14x = 15,509,502.74 × 6,082,149.20 - Step 4: Simplify right side
11,238,750.14x = 94,331,109,620,146.67 - Step 5: Solve for x
x = 94,331,109,620,146.67/11,238,750.14 - Step 6: Final answer
x = 8,393,380.80
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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.