Finding the Fourth Proportional to 19,332,250.28, 26,678,303.21 and 14,392,777.53
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Solution
The fourth proportional to 19,332,250.28, 26,678,303.21 and 14,392,777.53 is: 19,861,882.47
Step by Step Solution
- Step 1: Write the proportion equation
19,332,250.28 : 26,678,303.21 = 14,392,777.53 : x - Step 2: Convert to fraction form
19,332,250.28/26,678,303.21 = 14,392,777.53/x - Step 3: Cross multiply
19,332,250.28x = 26,678,303.21 × 14,392,777.53 - Step 4: Simplify right side
19,332,250.28x = 383,974,882,907,450.94 - Step 5: Solve for x
x = 383,974,882,907,450.94/19,332,250.28 - Step 6: Final answer
x = 19,861,882.47
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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.