Finding the Fourth Proportional to 11,992,729.36, 17,960,269.20 and 6,859,597.36
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Solution
The fourth proportional to 11,992,729.36, 17,960,269.20 and 6,859,597.36 is: 10,272,908.82
Step by Step Solution
- Step 1: Write the proportion equation
11,992,729.36 : 17,960,269.20 = 6,859,597.36 : x - Step 2: Convert to fraction form
11,992,729.36/17,960,269.20 = 6,859,597.36/x - Step 3: Cross multiply
11,992,729.36x = 17,960,269.20 × 6,859,597.36 - Step 4: Simplify right side
11,992,729.36x = 123,200,215,189,209.31 - Step 5: Solve for x
x = 123,200,215,189,209.31/11,992,729.36 - Step 6: Final answer
x = 10,272,908.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.