Finding the Fourth Proportional to 75,397,184.75, 104,056,540.09 and 45,644,226.24
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Solution
The fourth proportional to 75,397,184.75, 104,056,540.09 and 45,644,226.24 is: 62,994,132.65
Step by Step Solution
- Step 1: Write the proportion equation
75,397,184.75 : 104,056,540.09 = 45,644,226.24 : x - Step 2: Convert to fraction form
75,397,184.75/104,056,540.09 = 45,644,226.24/x - Step 3: Cross multiply
75,397,184.75x = 104,056,540.09 × 45,644,226.24 - Step 4: Simplify right side
75,397,184.75x = 4,749,580,257,619,590 - Step 5: Solve for x
x = 4,749,580,257,619,590/75,397,184.75 - Step 6: Final answer
x = 62,994,132.65
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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.