Finding the Fourth Proportional to 11,552,140.14, 15,941,346.72 and 6,324,145.80
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Solution
The fourth proportional to 11,552,140.14, 15,941,346.72 and 6,324,145.80 is: 8,726,989.08
Step by Step Solution
- Step 1: Write the proportion equation
11,552,140.14 : 15,941,346.72 = 6,324,145.80 : x - Step 2: Convert to fraction form
11,552,140.14/15,941,346.72 = 6,324,145.80/x - Step 3: Cross multiply
11,552,140.14x = 15,941,346.72 × 6,324,145.80 - Step 4: Simplify right side
11,552,140.14x = 100,815,400,905,631.78 - Step 5: Solve for x
x = 100,815,400,905,631.78/11,552,140.14 - Step 6: Final answer
x = 8,726,989.08
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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.