Finding the Fourth Proportional to 32,971,369.68, 45,447,934.68 and 25,990,670.88
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Solution
The fourth proportional to 32,971,369.68, 45,447,934.68 and 25,990,670.88 is: 35,825,697.38
Step by Step Solution
- Step 1: Write the proportion equation
32,971,369.68 : 45,447,934.68 = 25,990,670.88 : x - Step 2: Convert to fraction form
32,971,369.68/45,447,934.68 = 25,990,670.88/x - Step 3: Cross multiply
32,971,369.68x = 45,447,934.68 × 25,990,670.88 - Step 4: Simplify right side
32,971,369.68x = 1,181,222,312,443,618 - Step 5: Solve for x
x = 1,181,222,312,443,618/32,971,369.68 - Step 6: Final answer
x = 35,825,697.38
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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.