Finding the Fourth Proportional to 35,100,857.80, 52,651,286.70 and 29,128,889.80
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Solution
The fourth proportional to 35,100,857.80, 52,651,286.70 and 29,128,889.80 is: 43,693,334.70
Step by Step Solution
- Step 1: Write the proportion equation
35,100,857.80 : 52,651,286.70 = 29,128,889.80 : x - Step 2: Convert to fraction form
35,100,857.80/52,651,286.70 = 29,128,889.80/x - Step 3: Cross multiply
35,100,857.80x = 52,651,286.70 × 29,128,889.80 - Step 4: Simplify right side
35,100,857.80x = 1,533,673,528,112,505.75 - Step 5: Solve for x
x = 1,533,673,528,112,505.75/35,100,857.80 - Step 6: Final answer
x = 43,693,334.70
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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.