Finding the Fourth Proportional to 5,596,837.29, 7,723,039.95 and 3,149,405.70
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Solution
The fourth proportional to 5,596,837.29, 7,723,039.95 and 3,149,405.70 is: 4,345,844.77
Step by Step Solution
- Step 1: Write the proportion equation
5,596,837.29 : 7,723,039.95 = 3,149,405.70 : x - Step 2: Convert to fraction form
5,596,837.29/7,723,039.95 = 3,149,405.70/x - Step 3: Cross multiply
5,596,837.29x = 7,723,039.95 × 3,149,405.70 - Step 4: Simplify right side
5,596,837.29x = 24,322,986,039,857.72 - Step 5: Solve for x
x = 24,322,986,039,857.72/5,596,837.29 - Step 6: Final answer
x = 4,345,844.77
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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.