Finding the Fourth Proportional to 27,590,611.23, 38,075,054.00 and 15,994,896.66
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Solution
The fourth proportional to 27,590,611.23, 38,075,054.00 and 15,994,896.66 is: 22,072,963.48
Step by Step Solution
- Step 1: Write the proportion equation
27,590,611.23 : 38,075,054.00 = 15,994,896.66 : x - Step 2: Convert to fraction form
27,590,611.23/38,075,054.00 = 15,994,896.66/x - Step 3: Cross multiply
27,590,611.23x = 38,075,054.00 × 15,994,896.66 - Step 4: Simplify right side
27,590,611.23x = 609,006,553,973,945.12 - Step 5: Solve for x
x = 609,006,553,973,945.12/27,590,611.23 - Step 6: Final answer
x = 22,072,963.48
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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.