Finding the Fourth Proportional to 8,434,469.12, 12,652,193.76 and 2,369,673.60
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Solution
The fourth proportional to 8,434,469.12, 12,652,193.76 and 2,369,673.60 is: 3,554,648.09
Step by Step Solution
- Step 1: Write the proportion equation
8,434,469.12 : 12,652,193.76 = 2,369,673.60 : x - Step 2: Convert to fraction form
8,434,469.12/12,652,193.76 = 2,369,673.60/x - Step 3: Cross multiply
8,434,469.12x = 12,652,193.76 × 2,369,673.60 - Step 4: Simplify right side
8,434,469.12x = 29,981,569,535,156.74 - Step 5: Solve for x
x = 29,981,569,535,156.74/8,434,469.12 - Step 6: Final answer
x = 3,554,648.09
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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.