Finding the Fourth Proportional to 11,654,539.40, 17,486,852.70 and 6,256,893.80
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Solution
The fourth proportional to 11,654,539.40, 17,486,852.70 and 6,256,893.80 is: 9,388,048.42
Step by Step Solution
- Step 1: Write the proportion equation
11,654,539.40 : 17,486,852.70 = 6,256,893.80 : x - Step 2: Convert to fraction form
11,654,539.40/17,486,852.70 = 6,256,893.80/x - Step 3: Cross multiply
11,654,539.40x = 17,486,852.70 × 6,256,893.80 - Step 4: Simplify right side
11,654,539.40x = 109,413,380,240,143.25 - Step 5: Solve for x
x = 109,413,380,240,143.25/11,654,539.40 - Step 6: Final answer
x = 9,388,048.42
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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.