Finding the Fourth Proportional to 68,396,953.48, 94,385,967.42 and 39,027,752.44
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Solution
The fourth proportional to 68,396,953.48, 94,385,967.42 and 39,027,752.44 is: 53,857,255.08
Step by Step Solution
- Step 1: Write the proportion equation
68,396,953.48 : 94,385,967.42 = 39,027,752.44 : x - Step 2: Convert to fraction form
68,396,953.48/94,385,967.42 = 39,027,752.44/x - Step 3: Cross multiply
68,396,953.48x = 94,385,967.42 × 39,027,752.44 - Step 4: Simplify right side
68,396,953.48x = 3,683,672,170,277,665.50 - Step 5: Solve for x
x = 3,683,672,170,277,665.50/68,396,953.48 - Step 6: Final answer
x = 53,857,255.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.