Finding the Fourth Proportional to 6,343,199.13, 8,753,680.23 and 3,442,615.05
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Solution
The fourth proportional to 6,343,199.13, 8,753,680.23 and 3,442,615.05 is: 4,750,844.28
Step by Step Solution
- Step 1: Write the proportion equation
6,343,199.13 : 8,753,680.23 = 3,442,615.05 : x - Step 2: Convert to fraction form
6,343,199.13/8,753,680.23 = 3,442,615.05/x - Step 3: Cross multiply
6,343,199.13x = 8,753,680.23 × 3,442,615.05 - Step 4: Simplify right side
6,343,199.13x = 30,135,551,302,685.46 - Step 5: Solve for x
x = 30,135,551,302,685.46/6,343,199.13 - Step 6: Final answer
x = 4,750,844.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.