Finding the Fourth Proportional to 36,271,932.12, 50,051,454.66 and 20,585,967.84
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Solution
The fourth proportional to 36,271,932.12, 50,051,454.66 and 20,585,967.84 is: 28,406,472.33
Step by Step Solution
- Step 1: Write the proportion equation
36,271,932.12 : 50,051,454.66 = 20,585,967.84 : x - Step 2: Convert to fraction form
36,271,932.12/50,051,454.66 = 20,585,967.84/x - Step 3: Cross multiply
36,271,932.12x = 50,051,454.66 × 20,585,967.84 - Step 4: Simplify right side
36,271,932.12x = 1,030,357,635,975,978 - Step 5: Solve for x
x = 1,030,357,635,975,978/36,271,932.12 - Step 6: Final answer
x = 28,406,472.33
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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.