Finding the Fourth Proportional to 11,855,854.88, 16,352,052.24 and 10,204,812.08
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Solution
The fourth proportional to 11,855,854.88, 16,352,052.24 and 10,204,812.08 is: 14,074,870.34
Step by Step Solution
- Step 1: Write the proportion equation
11,855,854.88 : 16,352,052.24 = 10,204,812.08 : x - Step 2: Convert to fraction form
11,855,854.88/16,352,052.24 = 10,204,812.08/x - Step 3: Cross multiply
11,855,854.88x = 16,352,052.24 × 10,204,812.08 - Step 4: Simplify right side
11,855,854.88x = 166,869,620,231,543.06 - Step 5: Solve for x
x = 166,869,620,231,543.06/11,855,854.88 - Step 6: Final answer
x = 14,074,870.34
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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.