Finding the Fourth Proportional to 24,449,129.80, 36,646,910.70 and 12,299,216.20
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Solution
The fourth proportional to 24,449,129.80, 36,646,910.70 and 12,299,216.20 is: 18,435,350.52
Step by Step Solution
- Step 1: Write the proportion equation
24,449,129.80 : 36,646,910.70 = 12,299,216.20 : x - Step 2: Convert to fraction form
24,449,129.80/36,646,910.70 = 12,299,216.20/x - Step 3: Cross multiply
24,449,129.80x = 36,646,910.70 × 12,299,216.20 - Step 4: Simplify right side
24,449,129.80x = 450,728,277,761,393.38 - Step 5: Solve for x
x = 450,728,277,761,393.38/24,449,129.80 - Step 6: Final answer
x = 18,435,350.52
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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.