Finding the Fourth Proportional to 14,561,393.51, 20,095,149.41 and 7,946,408.21
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Solution
The fourth proportional to 14,561,393.51, 20,095,149.41 and 7,946,408.21 is: 10,966,276.00
Step by Step Solution
- Step 1: Write the proportion equation
14,561,393.51 : 20,095,149.41 = 7,946,408.21 : x - Step 2: Convert to fraction form
14,561,393.51/20,095,149.41 = 7,946,408.21/x - Step 3: Cross multiply
14,561,393.51x = 20,095,149.41 × 7,946,408.21 - Step 4: Simplify right side
14,561,393.51x = 159,684,260,112,592.88 - Step 5: Solve for x
x = 159,684,260,112,592.88/14,561,393.51 - Step 6: Final answer
x = 10,966,276.00
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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.