Finding the Fourth Proportional to 17,901,623.10, 26,789,449.05 and 16,389,968.70
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Solution
The fourth proportional to 17,901,623.10, 26,789,449.05 and 16,389,968.70 is: 24,527,286.10
Step by Step Solution
- Step 1: Write the proportion equation
17,901,623.10 : 26,789,449.05 = 16,389,968.70 : x - Step 2: Convert to fraction form
17,901,623.10/26,789,449.05 = 16,389,968.70/x - Step 3: Cross multiply
17,901,623.10x = 26,789,449.05 × 16,389,968.70 - Step 4: Simplify right side
17,901,623.10x = 439,078,231,419,744.75 - Step 5: Solve for x
x = 439,078,231,419,744.75/17,901,623.10 - Step 6: Final answer
x = 24,527,286.10
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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.