Finding the Fourth Proportional to 49,207,563.90, 73,811,345.85 and 48,924,128.70
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Solution
The fourth proportional to 49,207,563.90, 73,811,345.85 and 48,924,128.70 is: 73,386,193.05
Step by Step Solution
- Step 1: Write the proportion equation
49,207,563.90 : 73,811,345.85 = 48,924,128.70 : x - Step 2: Convert to fraction form
49,207,563.90/73,811,345.85 = 48,924,128.70/x - Step 3: Cross multiply
49,207,563.90x = 73,811,345.85 × 48,924,128.70 - Step 4: Simplify right side
49,207,563.90x = 3,611,155,783,885,611 - Step 5: Solve for x
x = 3,611,155,783,885,611/49,207,563.90 - Step 6: Final answer
x = 73,386,193.05
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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.