Finding the Fourth Proportional to 34,925,128.96, 48,198,130.08 and 19,455,209.44
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Solution
The fourth proportional to 34,925,128.96, 48,198,130.08 and 19,455,209.44 is: 26,848,997.93
Step by Step Solution
- Step 1: Write the proportion equation
34,925,128.96 : 48,198,130.08 = 19,455,209.44 : x - Step 2: Convert to fraction form
34,925,128.96/48,198,130.08 = 19,455,209.44/x - Step 3: Cross multiply
34,925,128.96x = 48,198,130.08 × 19,455,209.44 - Step 4: Simplify right side
34,925,128.96x = 937,704,715,322,764 - Step 5: Solve for x
x = 937,704,715,322,764/34,925,128.96 - Step 6: Final answer
x = 26,848,997.93
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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.