Finding the Fourth Proportional to 36,012,006.75, 49,696,571.75 and 19,714,482.75
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Solution
The fourth proportional to 36,012,006.75, 49,696,571.75 and 19,714,482.75 is: 27,205,987.53
Step by Step Solution
- Step 1: Write the proportion equation
36,012,006.75 : 49,696,571.75 = 19,714,482.75 : x - Step 2: Convert to fraction form
36,012,006.75/49,696,571.75 = 19,714,482.75/x - Step 3: Cross multiply
36,012,006.75x = 49,696,571.75 × 19,714,482.75 - Step 4: Simplify right side
36,012,006.75x = 979,742,206,499,512.25 - Step 5: Solve for x
x = 979,742,206,499,512.25/36,012,006.75 - Step 6: Final answer
x = 27,205,987.53
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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.