Finding the Fourth Proportional to 6,239,481.68, 8,610,661.32 and 3,523,635.92
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Solution
The fourth proportional to 6,239,481.68, 8,610,661.32 and 3,523,635.92 is: 4,862,717.30
Step by Step Solution
- Step 1: Write the proportion equation
6,239,481.68 : 8,610,661.32 = 3,523,635.92 : x - Step 2: Convert to fraction form
6,239,481.68/8,610,661.32 = 3,523,635.92/x - Step 3: Cross multiply
6,239,481.68x = 8,610,661.32 × 3,523,635.92 - Step 4: Simplify right side
6,239,481.68x = 30,340,835,522,106.61 - Step 5: Solve for x
x = 30,340,835,522,106.61/6,239,481.68 - Step 6: Final answer
x = 4,862,717.30
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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.