Finding the Fourth Proportional to 55,682,992.01, 76,851,770.71 and 32,478,118.97
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Solution
The fourth proportional to 55,682,992.01, 76,851,770.71 and 32,478,118.97 is: 44,825,194.59
Step by Step Solution
- Step 1: Write the proportion equation
55,682,992.01 : 76,851,770.71 = 32,478,118.97 : x - Step 2: Convert to fraction form
55,682,992.01/76,851,770.71 = 32,478,118.97/x - Step 3: Cross multiply
55,682,992.01x = 76,851,770.71 × 32,478,118.97 - Step 4: Simplify right side
55,682,992.01x = 2,496,000,951,709,087 - Step 5: Solve for x
x = 2,496,000,951,709,087/55,682,992.01 - Step 6: Final answer
x = 44,825,194.59
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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.