Finding the Fourth Proportional to 49,575,151.68, 68,414,421.20 and 27,250,205.46
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Solution
The fourth proportional to 49,575,151.68, 68,414,421.20 and 27,250,205.46 is: 37,605,674.84
Step by Step Solution
- Step 1: Write the proportion equation
49,575,151.68 : 68,414,421.20 = 27,250,205.46 : x - Step 2: Convert to fraction form
49,575,151.68/68,414,421.20 = 27,250,205.46/x - Step 3: Cross multiply
49,575,151.68x = 68,414,421.20 × 27,250,205.46 - Step 4: Simplify right side
49,575,151.68x = 1,864,307,033,990,728.50 - Step 5: Solve for x
x = 1,864,307,033,990,728.50/49,575,151.68 - Step 6: Final answer
x = 37,605,674.84
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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.