Finding the Fourth Proportional to 56,967,751.97, 85,451,628.96 and 13,836,664.68
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Solution
The fourth proportional to 56,967,751.97, 85,451,628.96 and 13,836,664.68 is: 20,754,997.27
Step by Step Solution
- Step 1: Write the proportion equation
56,967,751.97 : 85,451,628.96 = 13,836,664.68 : x - Step 2: Convert to fraction form
56,967,751.97/85,451,628.96 = 13,836,664.68/x - Step 3: Cross multiply
56,967,751.97x = 85,451,628.96 × 13,836,664.68 - Step 4: Simplify right side
56,967,751.97x = 1,182,365,536,279,297 - Step 5: Solve for x
x = 1,182,365,536,279,297/56,967,751.97 - Step 6: Final answer
x = 20,754,997.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.