Finding the Fourth Proportional to 62,992,824.20, 94,489,236.30 and 53,922,897.80
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Solution
The fourth proportional to 62,992,824.20, 94,489,236.30 and 53,922,897.80 is: 80,884,346.70
Step by Step Solution
- Step 1: Write the proportion equation
62,992,824.20 : 94,489,236.30 = 53,922,897.80 : x - Step 2: Convert to fraction form
62,992,824.20/94,489,236.30 = 53,922,897.80/x - Step 3: Cross multiply
62,992,824.20x = 94,489,236.30 × 53,922,897.80 - Step 4: Simplify right side
62,992,824.20x = 5,095,133,432,204,950 - Step 5: Solve for x
x = 5,095,133,432,204,950/62,992,824.20 - Step 6: Final answer
x = 80,884,346.70
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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.