Finding the Fourth Proportional to 11,580,474.46, 15,979,399.64 and 6,933,145.92
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Solution
The fourth proportional to 11,580,474.46, 15,979,399.64 and 6,933,145.92 is: 9,566,750.46
Step by Step Solution
- Step 1: Write the proportion equation
11,580,474.46 : 15,979,399.64 = 6,933,145.92 : x - Step 2: Convert to fraction form
11,580,474.46/15,979,399.64 = 6,933,145.92/x - Step 3: Cross multiply
11,580,474.46x = 15,979,399.64 × 6,933,145.92 - Step 4: Simplify right side
11,580,474.46x = 110,787,509,418,115.47 - Step 5: Solve for x
x = 110,787,509,418,115.47/11,580,474.46 - Step 6: Final answer
x = 9,566,750.46
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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.