Finding the Fourth Proportional to 6,394,186.64, 8,823,873.28 and 3,493,515.08
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Solution
The fourth proportional to 6,394,186.64, 8,823,873.28 and 3,493,515.08 is: 4,820,993.83
Step by Step Solution
- Step 1: Write the proportion equation
6,394,186.64 : 8,823,873.28 = 3,493,515.08 : x - Step 2: Convert to fraction form
6,394,186.64/8,823,873.28 = 3,493,515.08/x - Step 3: Cross multiply
6,394,186.64x = 8,823,873.28 × 3,493,515.08 - Step 4: Simplify right side
6,394,186.64x = 30,826,334,367,689.06 - Step 5: Solve for x
x = 30,826,334,367,689.06/6,394,186.64 - Step 6: Final answer
x = 4,820,993.83
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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.