Finding the Fourth Proportional to 11,583,419.10, 17,383,423.05 and 4,856,660.70
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Solution
The fourth proportional to 11,583,419.10, 17,383,423.05 and 4,856,660.70 is: 7,288,468.70
Step by Step Solution
- Step 1: Write the proportion equation
11,583,419.10 : 17,383,423.05 = 4,856,660.70 : x - Step 2: Convert to fraction form
11,583,419.10/17,383,423.05 = 4,856,660.70/x - Step 3: Cross multiply
11,583,419.10x = 17,383,423.05 × 4,856,660.70 - Step 4: Simplify right side
11,583,419.10x = 84,425,387,558,409.14 - Step 5: Solve for x
x = 84,425,387,558,409.14/11,583,419.10 - Step 6: Final answer
x = 7,288,468.70
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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.