Finding the Fourth Proportional to 44,133,021.40, 66,168,039.30 and 19,852,072.60
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Solution
The fourth proportional to 44,133,021.40, 66,168,039.30 and 19,852,072.60 is: 29,763,942.70
Step by Step Solution
- Step 1: Write the proportion equation
44,133,021.40 : 66,168,039.30 = 19,852,072.60 : x - Step 2: Convert to fraction form
44,133,021.40/66,168,039.30 = 19,852,072.60/x - Step 3: Cross multiply
44,133,021.40x = 66,168,039.30 × 19,852,072.60 - Step 4: Simplify right side
44,133,021.40x = 1,313,572,719,983,253.25 - Step 5: Solve for x
x = 1,313,572,719,983,253.25/44,133,021.40 - Step 6: Final answer
x = 29,763,942.70
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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.