Finding the Fourth Proportional to 10,179,730.62, 15,269,461.56 and 2,503,441.80
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Solution
The fourth proportional to 10,179,730.62, 15,269,461.56 and 2,503,441.80 is: 3,755,129.66
Step by Step Solution
- Step 1: Write the proportion equation
10,179,730.62 : 15,269,461.56 = 2,503,441.80 : x - Step 2: Convert to fraction form
10,179,730.62/15,269,461.56 = 2,503,441.80/x - Step 3: Cross multiply
10,179,730.62x = 15,269,461.56 × 2,503,441.80 - Step 4: Simplify right side
10,179,730.62x = 38,226,208,332,797.20 - Step 5: Solve for x
x = 38,226,208,332,797.20/10,179,730.62 - Step 6: Final answer
x = 3,755,129.66
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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.