Finding the Fourth Proportional to 18,193,717.80, 27,151,334.58 and 16,252,831.95
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Solution
The fourth proportional to 18,193,717.80, 27,151,334.58 and 16,252,831.95 is: 24,254,860.00
Step by Step Solution
- Step 1: Write the proportion equation
18,193,717.80 : 27,151,334.58 = 16,252,831.95 : x - Step 2: Convert to fraction form
18,193,717.80/27,151,334.58 = 16,252,831.95/x - Step 3: Cross multiply
18,193,717.80x = 27,151,334.58 × 16,252,831.95 - Step 4: Simplify right side
18,193,717.80x = 441,286,078,207,911.88 - Step 5: Solve for x
x = 441,286,078,207,911.88/18,193,717.80 - Step 6: Final answer
x = 24,254,860.00
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.