Finding the Fourth Proportional to 29,821,629.48, 44,727,194.34 and 7,962,279.90
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Solution
The fourth proportional to 29,821,629.48, 44,727,194.34 and 7,962,279.90 is: 11,942,018.15
Step by Step Solution
- Step 1: Write the proportion equation
29,821,629.48 : 44,727,194.34 = 7,962,279.90 : x - Step 2: Convert to fraction form
29,821,629.48/44,727,194.34 = 7,962,279.90/x - Step 3: Cross multiply
29,821,629.48x = 44,727,194.34 × 7,962,279.90 - Step 4: Simplify right side
29,821,629.48x = 356,130,440,476,775.81 - Step 5: Solve for x
x = 356,130,440,476,775.81/29,821,629.48 - Step 6: Final answer
x = 11,942,018.15
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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.