Finding the Fourth Proportional to 27,033,215.25, 37,305,528.16 and 14,643,075.09
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Solution
The fourth proportional to 27,033,215.25, 37,305,528.16 and 14,643,075.09 is: 20,207,276.31
Step by Step Solution
- Step 1: Write the proportion equation
27,033,215.25 : 37,305,528.16 = 14,643,075.09 : x - Step 2: Convert to fraction form
27,033,215.25/37,305,528.16 = 14,643,075.09/x - Step 3: Cross multiply
27,033,215.25x = 37,305,528.16 × 14,643,075.09 - Step 4: Simplify right side
27,033,215.25x = 546,267,650,118,989.50 - Step 5: Solve for x
x = 546,267,650,118,989.50/27,033,215.25 - Step 6: Final answer
x = 20,207,276.31
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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.