Finding the Fourth Proportional to 12,000,850.65, 16,559,392.35 and 7,288,794.08
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Solution
The fourth proportional to 12,000,850.65, 16,559,392.35 and 7,288,794.08 is: 10,057,453.79
Step by Step Solution
- Step 1: Write the proportion equation
12,000,850.65 : 16,559,392.35 = 7,288,794.08 : x - Step 2: Convert to fraction form
12,000,850.65/16,559,392.35 = 7,288,794.08/x - Step 3: Cross multiply
12,000,850.65x = 16,559,392.35 × 7,288,794.08 - Step 4: Simplify right side
12,000,850.65x = 120,698,000,846,280.33 - Step 5: Solve for x
x = 120,698,000,846,280.33/12,000,850.65 - Step 6: Final answer
x = 10,057,453.79
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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.