Finding the Fourth Proportional to 17,969,311.60, 26,935,596.60 and 8,857,394.80
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Solution
The fourth proportional to 17,969,311.60, 26,935,596.60 and 8,857,394.80 is: 13,277,036.90
Step by Step Solution
- Step 1: Write the proportion equation
17,969,311.60 : 26,935,596.60 = 8,857,394.80 : x - Step 2: Convert to fraction form
17,969,311.60/26,935,596.60 = 8,857,394.80/x - Step 3: Cross multiply
17,969,311.60x = 26,935,596.60 × 8,857,394.80 - Step 4: Simplify right side
17,969,311.60x = 238,579,213,259,737.72 - Step 5: Solve for x
x = 238,579,213,259,737.72/17,969,311.60 - Step 6: Final answer
x = 13,277,036.90
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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.