Finding the Fourth Proportional to 5,571,639.44, 8,365,206.84 and 2,877,955.28
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Solution
The fourth proportional to 5,571,639.44, 8,365,206.84 and 2,877,955.28 is: 4,320,934.88
Step by Step Solution
- Step 1: Write the proportion equation
5,571,639.44 : 8,365,206.84 = 2,877,955.28 : x - Step 2: Convert to fraction form
5,571,639.44/8,365,206.84 = 2,877,955.28/x - Step 3: Cross multiply
5,571,639.44x = 8,365,206.84 × 2,877,955.28 - Step 4: Simplify right side
5,571,639.44x = 24,074,691,193,470.11 - Step 5: Solve for x
x = 24,074,691,193,470.11/5,571,639.44 - Step 6: Final answer
x = 4,320,934.88
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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.