Finding the Fourth Proportional to 31,412,461.60, 47,154,121.80 and 24,255,722.80
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Solution
The fourth proportional to 31,412,461.60, 47,154,121.80 and 24,255,722.80 is: 36,410,941.68
Step by Step Solution
- Step 1: Write the proportion equation
31,412,461.60 : 47,154,121.80 = 24,255,722.80 : x - Step 2: Convert to fraction form
31,412,461.60/47,154,121.80 = 24,255,722.80/x - Step 3: Cross multiply
31,412,461.60x = 47,154,121.80 × 24,255,722.80 - Step 4: Simplify right side
31,412,461.60x = 1,143,757,307,258,237 - Step 5: Solve for x
x = 1,143,757,307,258,237/31,412,461.60 - Step 6: Final answer
x = 36,410,941.68
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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.