Finding the Fourth Proportional to 10,310,358.22, 15,467,528.98 and 3,920,113.70
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Solution
The fourth proportional to 10,310,358.22, 15,467,528.98 and 3,920,113.70 is: 5,880,927.80
Step by Step Solution
- Step 1: Write the proportion equation
10,310,358.22 : 15,467,528.98 = 3,920,113.70 : x - Step 2: Convert to fraction form
10,310,358.22/15,467,528.98 = 3,920,113.70/x - Step 3: Cross multiply
10,310,358.22x = 15,467,528.98 × 3,920,113.70 - Step 4: Simplify right side
10,310,358.22x = 60,634,472,259,645.03 - Step 5: Solve for x
x = 60,634,472,259,645.03/10,310,358.22 - Step 6: Final answer
x = 5,880,927.80
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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.