Finding the Fourth Proportional to 17,362,318.40, 26,036,104.80 and 8,389,620.80
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Solution
The fourth proportional to 17,362,318.40, 26,036,104.80 and 8,389,620.80 is: 12,580,868.60
Step by Step Solution
- Step 1: Write the proportion equation
17,362,318.40 : 26,036,104.80 = 8,389,620.80 : x - Step 2: Convert to fraction form
17,362,318.40/26,036,104.80 = 8,389,620.80/x - Step 3: Cross multiply
17,362,318.40x = 26,036,104.80 × 8,389,620.80 - Step 4: Simplify right side
17,362,318.40x = 218,433,046,381,059.88 - Step 5: Solve for x
x = 218,433,046,381,059.88/17,362,318.40 - Step 6: Final answer
x = 12,580,868.60
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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.