Finding the Fourth Proportional to 6,808,027.20, 10,201,543.20 and 5,905,233.60
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Solution
The fourth proportional to 6,808,027.20, 10,201,543.20 and 5,905,233.60 is: 8,848,744.86
Step by Step Solution
- Step 1: Write the proportion equation
6,808,027.20 : 10,201,543.20 = 5,905,233.60 : x - Step 2: Convert to fraction form
6,808,027.20/10,201,543.20 = 5,905,233.60/x - Step 3: Cross multiply
6,808,027.20x = 10,201,543.20 × 5,905,233.60 - Step 4: Simplify right side
6,808,027.20x = 60,242,495,676,491.52 - Step 5: Solve for x
x = 60,242,495,676,491.52/6,808,027.20 - Step 6: Final answer
x = 8,848,744.86
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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.