Finding the Fourth Proportional to 7,591,825.36, 11,387,869.98 and 2,797,046.56
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Solution
The fourth proportional to 7,591,825.36, 11,387,869.98 and 2,797,046.56 is: 4,195,618.45
Step by Step Solution
- Step 1: Write the proportion equation
7,591,825.36 : 11,387,869.98 = 2,797,046.56 : x - Step 2: Convert to fraction form
7,591,825.36/11,387,869.98 = 2,797,046.56/x - Step 3: Cross multiply
7,591,825.36x = 11,387,869.98 × 2,797,046.56 - Step 4: Simplify right side
7,591,825.36x = 31,852,402,553,286.27 - Step 5: Solve for x
x = 31,852,402,553,286.27/7,591,825.36 - Step 6: Final answer
x = 4,195,618.45
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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.