Finding the Fourth Proportional to 5,453,453.60, 8,180,103.60 and 2,461,632.80
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Solution
The fourth proportional to 5,453,453.60, 8,180,103.60 and 2,461,632.80 is: 3,692,414.53
Step by Step Solution
- Step 1: Write the proportion equation
5,453,453.60 : 8,180,103.60 = 2,461,632.80 : x - Step 2: Convert to fraction form
5,453,453.60/8,180,103.60 = 2,461,632.80/x - Step 3: Cross multiply
5,453,453.60x = 8,180,103.60 × 2,461,632.80 - Step 4: Simplify right side
5,453,453.60x = 20,136,411,329,158.08 - Step 5: Solve for x
x = 20,136,411,329,158.08/5,453,453.60 - Step 6: Final answer
x = 3,692,414.53
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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.