Finding the Fourth Proportional to 49,207,951.35, 73,811,927.03 and 28,716,636.15
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Solution
The fourth proportional to 49,207,951.35, 73,811,927.03 and 28,716,636.15 is: 43,074,954.23
Step by Step Solution
- Step 1: Write the proportion equation
49,207,951.35 : 73,811,927.03 = 28,716,636.15 : x - Step 2: Convert to fraction form
49,207,951.35/73,811,927.03 = 28,716,636.15/x - Step 3: Cross multiply
49,207,951.35x = 73,811,927.03 × 28,716,636.15 - Step 4: Simplify right side
49,207,951.35x = 2,119,630,251,907,277 - Step 5: Solve for x
x = 2,119,630,251,907,277/49,207,951.35 - Step 6: Final answer
x = 43,074,954.23
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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.