Finding the Fourth Proportional to 10,288,944.07, 14,197,719.56 and 5,939,431.65
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Solution
The fourth proportional to 10,288,944.07, 14,197,719.56 and 5,939,431.65 is: 8,195,824.99
Step by Step Solution
- Step 1: Write the proportion equation
10,288,944.07 : 14,197,719.56 = 5,939,431.65 : x - Step 2: Convert to fraction form
10,288,944.07/14,197,719.56 = 5,939,431.65/x - Step 3: Cross multiply
10,288,944.07x = 14,197,719.56 × 5,939,431.65 - Step 4: Simplify right side
10,288,944.07x = 84,326,384,882,790.92 - Step 5: Solve for x
x = 84,326,384,882,790.92/10,288,944.07 - Step 6: Final answer
x = 8,195,824.99
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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.