Finding the Fourth Proportional to 47,215,378.44, 70,824,817.62 and 16,503,949.80
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Solution
The fourth proportional to 47,215,378.44, 70,824,817.62 and 16,503,949.80 is: 24,756,536.39
Step by Step Solution
- Step 1: Write the proportion equation
47,215,378.44 : 70,824,817.62 = 16,503,949.80 : x - Step 2: Convert to fraction form
47,215,378.44/70,824,817.62 = 16,503,949.80/x - Step 3: Cross multiply
47,215,378.44x = 70,824,817.62 × 16,503,949.80 - Step 4: Simplify right side
47,215,378.44x = 1,168,889,234,594,635.50 - Step 5: Solve for x
x = 1,168,889,234,594,635.50/47,215,378.44 - Step 6: Final answer
x = 24,756,536.39
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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.