Finding the Fourth Proportional to 36,145,673.88, 49,881,896.67 and 19,626,494.70
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Solution
The fourth proportional to 36,145,673.88, 49,881,896.67 and 19,626,494.70 is: 27,085,033.30
Step by Step Solution
- Step 1: Write the proportion equation
36,145,673.88 : 49,881,896.67 = 19,626,494.70 : x - Step 2: Convert to fraction form
36,145,673.88/49,881,896.67 = 19,626,494.70/x - Step 3: Cross multiply
36,145,673.88x = 49,881,896.67 × 19,626,494.70 - Step 4: Simplify right side
36,145,673.88x = 979,006,780,619,702.62 - Step 5: Solve for x
x = 979,006,780,619,702.62/36,145,673.88 - Step 6: Final answer
x = 27,085,033.30
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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.