Finding the Fourth Proportional to 10,432,682.49, 15,649,132.82 and 2,859,649.05
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Solution
The fourth proportional to 10,432,682.49, 15,649,132.82 and 2,859,649.05 is: 4,289,503.47
Step by Step Solution
- Step 1: Write the proportion equation
10,432,682.49 : 15,649,132.82 = 2,859,649.05 : x - Step 2: Convert to fraction form
10,432,682.49/15,649,132.82 = 2,859,649.05/x - Step 3: Cross multiply
10,432,682.49x = 15,649,132.82 × 2,859,649.05 - Step 4: Simplify right side
10,432,682.49x = 44,751,027,787,738.57 - Step 5: Solve for x
x = 44,751,027,787,738.57/10,432,682.49 - Step 6: Final answer
x = 4,289,503.47
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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.