Finding the Fourth Proportional to 11,252,069.76, 16,877,871.36 and 2,732,450.88
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Solution
The fourth proportional to 11,252,069.76, 16,877,871.36 and 2,732,450.88 is: 4,098,619.67
Step by Step Solution
- Step 1: Write the proportion equation
11,252,069.76 : 16,877,871.36 = 2,732,450.88 : x - Step 2: Convert to fraction form
11,252,069.76/16,877,871.36 = 2,732,450.88/x - Step 3: Cross multiply
11,252,069.76x = 16,877,871.36 × 2,732,450.88 - Step 4: Simplify right side
11,252,069.76x = 46,117,954,450,158.80 - Step 5: Solve for x
x = 46,117,954,450,158.80/11,252,069.76 - Step 6: Final answer
x = 4,098,619.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.