Finding the Fourth Proportional to 16,297,930.10, 24,449,847.60 and 8,190,502.40
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Solution
The fourth proportional to 16,297,930.10, 24,449,847.60 and 8,190,502.40 is: 12,287,237.35
Step by Step Solution
- Step 1: Write the proportion equation
16,297,930.10 : 24,449,847.60 = 8,190,502.40 : x - Step 2: Convert to fraction form
16,297,930.10/24,449,847.60 = 8,190,502.40/x - Step 3: Cross multiply
16,297,930.10x = 24,449,847.60 × 8,190,502.40 - Step 4: Simplify right side
16,297,930.10x = 200,256,535,447,434.25 - Step 5: Solve for x
x = 200,256,535,447,434.25/16,297,930.10 - Step 6: Final answer
x = 12,287,237.35
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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.