Finding the Fourth Proportional to 14,542,323.36, 20,069,304.12 and 8,015,938.12
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Solution
The fourth proportional to 14,542,323.36, 20,069,304.12 and 8,015,938.12 is: 11,062,489.53
Step by Step Solution
- Step 1: Write the proportion equation
14,542,323.36 : 20,069,304.12 = 8,015,938.12 : x - Step 2: Convert to fraction form
14,542,323.36/20,069,304.12 = 8,015,938.12/x - Step 3: Cross multiply
14,542,323.36x = 20,069,304.12 × 8,015,938.12 - Step 4: Simplify right side
14,542,323.36x = 160,874,299,937,381.06 - Step 5: Solve for x
x = 160,874,299,937,381.06/14,542,323.36 - Step 6: Final answer
x = 11,062,489.53
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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.