Finding the Fourth Proportional to 45,469,292.52, 68,252,491.08 and 19,574,410.68
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Solution
The fourth proportional to 45,469,292.52, 68,252,491.08 and 19,574,410.68 is: 29,382,517.66
Step by Step Solution
- Step 1: Write the proportion equation
45,469,292.52 : 68,252,491.08 = 19,574,410.68 : x - Step 2: Convert to fraction form
45,469,292.52/68,252,491.08 = 19,574,410.68/x - Step 3: Cross multiply
45,469,292.52x = 68,252,491.08 × 19,574,410.68 - Step 4: Simplify right side
45,469,292.52x = 1,336,002,290,332,956.75 - Step 5: Solve for x
x = 1,336,002,290,332,956.75/45,469,292.52 - Step 6: Final answer
x = 29,382,517.66
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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.