Finding the Fourth Proportional to 5,336,927.43, 7,364,950.09 and 2,889,538.17
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Solution
The fourth proportional to 5,336,927.43, 7,364,950.09 and 2,889,538.17 is: 3,987,557.39
Step by Step Solution
- Step 1: Write the proportion equation
5,336,927.43 : 7,364,950.09 = 2,889,538.17 : x - Step 2: Convert to fraction form
5,336,927.43/7,364,950.09 = 2,889,538.17/x - Step 3: Cross multiply
5,336,927.43x = 7,364,950.09 × 2,889,538.17 - Step 4: Simplify right side
5,336,927.43x = 21,281,304,405,199.93 - Step 5: Solve for x
x = 21,281,304,405,199.93/5,336,927.43 - Step 6: Final answer
x = 3,987,557.39
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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.