Finding the Fourth Proportional to 4,002,043.07, 5,522,818.26 and 2,166,499.99
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Solution
The fourth proportional to 4,002,043.07, 5,522,818.26 and 2,166,499.99 is: 2,989,769.36
Step by Step Solution
- Step 1: Write the proportion equation
4,002,043.07 : 5,522,818.26 = 2,166,499.99 : x - Step 2: Convert to fraction form
4,002,043.07/5,522,818.26 = 2,166,499.99/x - Step 3: Cross multiply
4,002,043.07x = 5,522,818.26 × 2,166,499.99 - Step 4: Simplify right side
4,002,043.07x = 11,965,185,720,089.71 - Step 5: Solve for x
x = 11,965,185,720,089.71/4,002,043.07 - Step 6: Final answer
x = 2,989,769.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.