Finding the Fourth Proportional to 36,542,022.78, 54,808,767.45 and 14,681,517.09
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Solution
The fourth proportional to 36,542,022.78, 54,808,767.45 and 14,681,517.09 is: 22,020,561.39
Step by Step Solution
- Step 1: Write the proportion equation
36,542,022.78 : 54,808,767.45 = 14,681,517.09 : x - Step 2: Convert to fraction form
36,542,022.78/54,808,767.45 = 14,681,517.09/x - Step 3: Cross multiply
36,542,022.78x = 54,808,767.45 × 14,681,517.09 - Step 4: Simplify right side
36,542,022.78x = 804,675,855,999,010.75 - Step 5: Solve for x
x = 804,675,855,999,010.75/36,542,022.78 - Step 6: Final answer
x = 22,020,561.39
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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.