Finding the Fourth Proportional to 69,686,372.80, 104,543,512.26 and 39,024,556.26
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Solution
The fourth proportional to 69,686,372.80, 104,543,512.26 and 39,024,556.26 is: 58,544,648.14
Step by Step Solution
- Step 1: Write the proportion equation
69,686,372.80 : 104,543,512.26 = 39,024,556.26 : x - Step 2: Convert to fraction form
69,686,372.80/104,543,512.26 = 39,024,556.26/x - Step 3: Cross multiply
69,686,372.80x = 104,543,512.26 × 39,024,556.26 - Step 4: Simplify right side
69,686,372.80x = 4,079,764,175,808,369.50 - Step 5: Solve for x
x = 4,079,764,175,808,369.50/69,686,372.80 - Step 6: Final answer
x = 58,544,648.14
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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.