Finding the Fourth Proportional to 8,599,165.92, 11,866,493.16 and 4,678,938.18
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Solution
The fourth proportional to 8,599,165.92, 11,866,493.16 and 4,678,938.18 is: 6,456,741.09
Step by Step Solution
- Step 1: Write the proportion equation
8,599,165.92 : 11,866,493.16 = 4,678,938.18 : x - Step 2: Convert to fraction form
8,599,165.92/11,866,493.16 = 4,678,938.18/x - Step 3: Cross multiply
8,599,165.92x = 11,866,493.16 × 4,678,938.18 - Step 4: Simplify right side
8,599,165.92x = 55,522,587,909,032.84 - Step 5: Solve for x
x = 55,522,587,909,032.84/8,599,165.92 - Step 6: Final answer
x = 6,456,741.09
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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.