Finding the Fourth Proportional to 6,739,950.70, 10,109,926.05 and 4,472,469.10
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Solution
The fourth proportional to 6,739,950.70, 10,109,926.05 and 4,472,469.10 is: 6,708,703.65
Step by Step Solution
- Step 1: Write the proportion equation
6,739,950.70 : 10,109,926.05 = 4,472,469.10 : x - Step 2: Convert to fraction form
6,739,950.70/10,109,926.05 = 4,472,469.10/x - Step 3: Cross multiply
6,739,950.70x = 10,109,926.05 × 4,472,469.10 - Step 4: Simplify right side
6,739,950.70x = 45,216,331,861,910.05 - Step 5: Solve for x
x = 45,216,331,861,910.05/6,739,950.70 - Step 6: Final answer
x = 6,708,703.65
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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.