Finding the Fourth Proportional to 36,012,021.75, 49,696,592.46 and 19,714,497.75
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Solution
The fourth proportional to 36,012,021.75, 49,696,592.46 and 19,714,497.75 is: 27,206,008.23
Step by Step Solution
- Step 1: Write the proportion equation
36,012,021.75 : 49,696,592.46 = 19,714,497.75 : x - Step 2: Convert to fraction form
36,012,021.75/49,696,592.46 = 19,714,497.75/x - Step 3: Cross multiply
36,012,021.75x = 49,696,592.46 × 19,714,497.75 - Step 4: Simplify right side
36,012,021.75x = 979,743,360,235,337 - Step 5: Solve for x
x = 979,743,360,235,337/36,012,021.75 - Step 6: Final answer
x = 27,206,008.23
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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.