Finding the Fourth Proportional to 11,230,399.14, 15,497,950.74 and 6,073,760.70
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Solution
The fourth proportional to 11,230,399.14, 15,497,950.74 and 6,073,760.70 is: 8,381,789.73
Step by Step Solution
- Step 1: Write the proportion equation
11,230,399.14 : 15,497,950.74 = 6,073,760.70 : x - Step 2: Convert to fraction form
11,230,399.14/15,497,950.74 = 6,073,760.70/x - Step 3: Cross multiply
11,230,399.14x = 15,497,950.74 × 6,073,760.70 - Step 4: Simplify right side
11,230,399.14x = 94,130,844,135,147.92 - Step 5: Solve for x
x = 94,130,844,135,147.92/11,230,399.14 - Step 6: Final answer
x = 8,381,789.73
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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.