Finding the Fourth Proportional to 9,181,122.40, 13,771,683.60 and 3,197,490.40
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Solution
The fourth proportional to 9,181,122.40, 13,771,683.60 and 3,197,490.40 is: 4,796,235.60
Step by Step Solution
- Step 1: Write the proportion equation
9,181,122.40 : 13,771,683.60 = 3,197,490.40 : x - Step 2: Convert to fraction form
9,181,122.40/13,771,683.60 = 3,197,490.40/x - Step 3: Cross multiply
9,181,122.40x = 13,771,683.60 × 3,197,490.40 - Step 4: Simplify right side
9,181,122.40x = 44,034,826,102,837.44 - Step 5: Solve for x
x = 44,034,826,102,837.44/9,181,122.40 - Step 6: Final answer
x = 4,796,235.60
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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.