Finding the Fourth Proportional to 7,994,755.13, 11,992,134.73 and 2,238,336.81
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Solution
The fourth proportional to 7,994,755.13, 11,992,134.73 and 2,238,336.81 is: 3,357,505.79
Step by Step Solution
- Step 1: Write the proportion equation
7,994,755.13 : 11,992,134.73 = 2,238,336.81 : x - Step 2: Convert to fraction form
7,994,755.13/11,992,134.73 = 2,238,336.81/x - Step 3: Cross multiply
7,994,755.13x = 11,992,134.73 × 2,238,336.81 - Step 4: Simplify right side
7,994,755.13x = 26,842,436,644,406.84 - Step 5: Solve for x
x = 26,842,436,644,406.84/7,994,755.13 - Step 6: Final answer
x = 3,357,505.79
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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.