Finding the Fourth Proportional to 8,214,600.96, 12,319,280.64 and 2,821,951.08
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Solution
The fourth proportional to 8,214,600.96, 12,319,280.64 and 2,821,951.08 is: 4,232,026.30
Step by Step Solution
- Step 1: Write the proportion equation
8,214,600.96 : 12,319,280.64 = 2,821,951.08 : x - Step 2: Convert to fraction form
8,214,600.96/12,319,280.64 = 2,821,951.08/x - Step 3: Cross multiply
8,214,600.96x = 12,319,280.64 × 2,821,951.08 - Step 4: Simplify right side
8,214,600.96x = 34,764,407,306,871.09 - Step 5: Solve for x
x = 34,764,407,306,871.09/8,214,600.96 - Step 6: Final answer
x = 4,232,026.30
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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.