Finding the Fourth Proportional to 14,515,559.44, 21,773,810.68 and 4,279,560.88
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Solution
The fourth proportional to 14,515,559.44, 21,773,810.68 and 4,279,560.88 is: 6,419,480.34
Step by Step Solution
- Step 1: Write the proportion equation
14,515,559.44 : 21,773,810.68 = 4,279,560.88 : x - Step 2: Convert to fraction form
14,515,559.44/21,773,810.68 = 4,279,560.88/x - Step 3: Cross multiply
14,515,559.44x = 21,773,810.68 × 4,279,560.88 - Step 4: Simplify right side
14,515,559.44x = 93,182,348,394,654.19 - Step 5: Solve for x
x = 93,182,348,394,654.19/14,515,559.44 - Step 6: Final answer
x = 6,419,480.34
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1.5x scale
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.