Finding the Fourth Proportional to 43,713,328.80, 65,573,175.60 and 16,786,984.80
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Solution
The fourth proportional to 43,713,328.80, 65,573,175.60 and 16,786,984.80 is: 25,181,699.32
Step by Step Solution
- Step 1: Write the proportion equation
43,713,328.80 : 65,573,175.60 = 16,786,984.80 : x - Step 2: Convert to fraction form
43,713,328.80/65,573,175.60 = 16,786,984.80/x - Step 3: Cross multiply
43,713,328.80x = 65,573,175.60 × 16,786,984.80 - Step 4: Simplify right side
43,713,328.80x = 1,100,775,902,084,931 - Step 5: Solve for x
x = 1,100,775,902,084,931/43,713,328.80 - Step 6: Final answer
x = 25,181,699.32
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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.