Finding the Fourth Proportional to 19,628,166.52, 27,084,970.38 and 14,474,302.84
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Solution
The fourth proportional to 19,628,166.52, 27,084,970.38 and 14,474,302.84 is: 19,973,137.24
Step by Step Solution
- Step 1: Write the proportion equation
19,628,166.52 : 27,084,970.38 = 14,474,302.84 : x - Step 2: Convert to fraction form
19,628,166.52/27,084,970.38 = 14,474,302.84/x - Step 3: Cross multiply
19,628,166.52x = 27,084,970.38 × 14,474,302.84 - Step 4: Simplify right side
19,628,166.52x = 392,036,063,692,549.88 - Step 5: Solve for x
x = 392,036,063,692,549.88/19,628,166.52 - Step 6: Final answer
x = 19,973,137.24
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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.