Finding the Fourth Proportional to 11,330,034.27, 15,635,449.53 and 6,173,395.85
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Solution
The fourth proportional to 11,330,034.27, 15,635,449.53 and 6,173,395.85 is: 8,519,287.49
Step by Step Solution
- Step 1: Write the proportion equation
11,330,034.27 : 15,635,449.53 = 6,173,395.85 : x - Step 2: Convert to fraction form
11,330,034.27/15,635,449.53 = 6,173,395.85/x - Step 3: Cross multiply
11,330,034.27x = 15,635,449.53 × 6,173,395.85 - Step 4: Simplify right side
11,330,034.27x = 96,523,819,163,209.19 - Step 5: Solve for x
x = 96,523,819,163,209.19/11,330,034.27 - Step 6: Final answer
x = 8,519,287.49
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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.