Finding the Fourth Proportional to 7,797,346.92, 11,696,352.38 and 2,405,877.97
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Solution
The fourth proportional to 7,797,346.92, 11,696,352.38 and 2,405,877.97 is: 3,608,919.39
Step by Step Solution
- Step 1: Write the proportion equation
7,797,346.92 : 11,696,352.38 = 2,405,877.97 : x - Step 2: Convert to fraction form
7,797,346.92/11,696,352.38 = 2,405,877.97/x - Step 3: Cross multiply
7,797,346.92x = 11,696,352.38 × 2,405,877.97 - Step 4: Simplify right side
7,797,346.92x = 28,139,996,520,399.07 - Step 5: Solve for x
x = 28,139,996,520,399.07/7,797,346.92 - Step 6: Final answer
x = 3,608,919.39
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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.