Finding the Fourth Proportional to 8,442,954.98, 11,651,287.84 and 4,575,476.14
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Solution
The fourth proportional to 8,442,954.98, 11,651,287.84 and 4,575,476.14 is: 6,314,162.48
Step by Step Solution
- Step 1: Write the proportion equation
8,442,954.98 : 11,651,287.84 = 4,575,476.14 : x - Step 2: Convert to fraction form
8,442,954.98/11,651,287.84 = 4,575,476.14/x - Step 3: Cross multiply
8,442,954.98x = 11,651,287.84 × 4,575,476.14 - Step 4: Simplify right side
8,442,954.98x = 53,310,189,515,317.56 - Step 5: Solve for x
x = 53,310,189,515,317.56/8,442,954.98 - Step 6: Final answer
x = 6,314,162.48
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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.