Finding the Fourth Proportional to 8,869,660.80, 13,304,491.20 and 8,869,660.80
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Solution
The fourth proportional to 8,869,660.80, 13,304,491.20 and 8,869,660.80 is: 13,304,491.20
Step by Step Solution
- Step 1: Write the proportion equation
8,869,660.80 : 13,304,491.20 = 8,869,660.80 : x - Step 2: Convert to fraction form
8,869,660.80/13,304,491.20 = 8,869,660.80/x - Step 3: Cross multiply
8,869,660.80x = 13,304,491.20 × 8,869,660.80 - Step 4: Simplify right side
8,869,660.80x = 118,006,324,060,584.97 - Step 5: Solve for x
x = 118,006,324,060,584.97/8,869,660.80 - Step 6: Final answer
x = 13,304,491.20
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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.