Finding the Fourth Proportional to 11,244,412.60, 16,866,618.90 and 4,850,207.80
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Solution
The fourth proportional to 11,244,412.60, 16,866,618.90 and 4,850,207.80 is: 7,275,311.70
Step by Step Solution
- Step 1: Write the proportion equation
11,244,412.60 : 16,866,618.90 = 4,850,207.80 : x - Step 2: Convert to fraction form
11,244,412.60/16,866,618.90 = 4,850,207.80/x - Step 3: Cross multiply
11,244,412.60x = 16,866,618.90 × 4,850,207.80 - Step 4: Simplify right side
11,244,412.60x = 81,806,606,548,407.41 - Step 5: Solve for x
x = 81,806,606,548,407.41/11,244,412.60 - Step 6: Final answer
x = 7,275,311.70
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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.