Finding the Fourth Proportional to 11,303,579.12, 15,599,049.88 and 6,147,052.08
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Solution
The fourth proportional to 11,303,579.12, 15,599,049.88 and 6,147,052.08 is: 8,482,992.07
Step by Step Solution
- Step 1: Write the proportion equation
11,303,579.12 : 15,599,049.88 = 6,147,052.08 : x - Step 2: Convert to fraction form
11,303,579.12/15,599,049.88 = 6,147,052.08/x - Step 3: Cross multiply
11,303,579.12x = 15,599,049.88 × 6,147,052.08 - Step 4: Simplify right side
11,303,579.12x = 95,888,172,010,877.75 - Step 5: Solve for x
x = 95,888,172,010,877.75/11,303,579.12 - Step 6: Final answer
x = 8,482,992.07
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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.