Finding the Fourth Proportional to 7,068,811.24, 10,603,537.62 and 2,276,540.20
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Solution
The fourth proportional to 7,068,811.24, 10,603,537.62 and 2,276,540.20 is: 3,414,913.60
Step by Step Solution
- Step 1: Write the proportion equation
7,068,811.24 : 10,603,537.62 = 2,276,540.20 : x - Step 2: Convert to fraction form
7,068,811.24/10,603,537.62 = 2,276,540.20/x - Step 3: Cross multiply
7,068,811.24x = 10,603,537.62 × 2,276,540.20 - Step 4: Simplify right side
7,068,811.24x = 24,139,379,654,142.32 - Step 5: Solve for x
x = 24,139,379,654,142.32/7,068,811.24 - Step 6: Final answer
x = 3,414,913.60
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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.