Finding the Fourth Proportional to 17,376,747.40, 26,077,562.70 and 7,286,609.80
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Solution
The fourth proportional to 17,376,747.40, 26,077,562.70 and 7,286,609.80 is: 10,935,131.85
Step by Step Solution
- Step 1: Write the proportion equation
17,376,747.40 : 26,077,562.70 = 7,286,609.80 : x - Step 2: Convert to fraction form
17,376,747.40/26,077,562.70 = 7,286,609.80/x - Step 3: Cross multiply
17,376,747.40x = 26,077,562.70 × 7,286,609.80 - Step 4: Simplify right side
17,376,747.40x = 190,017,023,929,934.44 - Step 5: Solve for x
x = 190,017,023,929,934.44/17,376,747.40 - Step 6: Final answer
x = 10,935,131.85
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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.