Finding the Fourth Proportional to 7,068,810.24, 10,603,536.12 and 2,276,539.20
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Solution
The fourth proportional to 7,068,810.24, 10,603,536.12 and 2,276,539.20 is: 3,414,912.10
Step by Step Solution
- Step 1: Write the proportion equation
7,068,810.24 : 10,603,536.12 = 2,276,539.20 : x - Step 2: Convert to fraction form
7,068,810.24/10,603,536.12 = 2,276,539.20/x - Step 3: Cross multiply
7,068,810.24x = 10,603,536.12 × 2,276,539.20 - Step 4: Simplify right side
7,068,810.24x = 24,139,365,635,795.90 - Step 5: Solve for x
x = 24,139,365,635,795.90/7,068,810.24 - Step 6: Final answer
x = 3,414,912.10
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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.