Finding the Fourth Proportional to 84,641,198.52, 116,806,133.76 and 47,479,716.36
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Solution
The fourth proportional to 84,641,198.52, 116,806,133.76 and 47,479,716.36 is: 65,522,726.49
Step by Step Solution
- Step 1: Write the proportion equation
84,641,198.52 : 116,806,133.76 = 47,479,716.36 : x - Step 2: Convert to fraction form
84,641,198.52/116,806,133.76 = 47,479,716.36/x - Step 3: Cross multiply
84,641,198.52x = 116,806,133.76 × 47,479,716.36 - Step 4: Simplify right side
84,641,198.52x = 5,545,922,100,033,020 - Step 5: Solve for x
x = 5,545,922,100,033,020/84,641,198.52 - Step 6: Final answer
x = 65,522,726.49
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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.