Finding the Fourth Proportional to 8,449,463.94, 11,660,263.34 and 4,581,984.08
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Solution
The fourth proportional to 8,449,463.94, 11,660,263.34 and 4,581,984.08 is: 6,323,139.71
Step by Step Solution
- Step 1: Write the proportion equation
8,449,463.94 : 11,660,263.34 = 4,581,984.08 : x - Step 2: Convert to fraction form
8,449,463.94/11,660,263.34 = 4,581,984.08/x - Step 3: Cross multiply
8,449,463.94x = 11,660,263.34 × 4,581,984.08 - Step 4: Simplify right side
8,449,463.94x = 53,427,140,992,487.62 - Step 5: Solve for x
x = 53,427,140,992,487.62/8,449,463.94 - Step 6: Final answer
x = 6,323,139.71
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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.