Finding the Fourth Proportional to 23,477,616.88, 32,394,259.62 and 13,554,327.61
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Solution
The fourth proportional to 23,477,616.88, 32,394,259.62 and 13,554,327.61 is: 18,702,171.08
Step by Step Solution
- Step 1: Write the proportion equation
23,477,616.88 : 32,394,259.62 = 13,554,327.61 : x - Step 2: Convert to fraction form
23,477,616.88/32,394,259.62 = 13,554,327.61/x - Step 3: Cross multiply
23,477,616.88x = 32,394,259.62 × 13,554,327.61 - Step 4: Simplify right side
23,477,616.88x = 439,082,407,431,149.25 - Step 5: Solve for x
x = 439,082,407,431,149.25/23,477,616.88 - Step 6: Final answer
x = 18,702,171.08
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1.5x scale
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.