Finding the Fourth Proportional to 7,623,829.04, 11,440,287.44 and 2,766,514.46
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Solution
The fourth proportional to 7,623,829.04, 11,440,287.44 and 2,766,514.46 is: 4,151,420.56
Step by Step Solution
- Step 1: Write the proportion equation
7,623,829.04 : 11,440,287.44 = 2,766,514.46 : x - Step 2: Convert to fraction form
7,623,829.04/11,440,287.44 = 2,766,514.46/x - Step 3: Cross multiply
7,623,829.04x = 11,440,287.44 × 2,766,514.46 - Step 4: Simplify right side
7,623,829.04x = 31,649,720,629,316.38 - Step 5: Solve for x
x = 31,649,720,629,316.38/7,623,829.04 - Step 6: Final answer
x = 4,151,420.56
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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.