Finding the Fourth Proportional to 54,364,604.70, 81,546,907.05 and 18,462,812.70
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Solution
The fourth proportional to 54,364,604.70, 81,546,907.05 and 18,462,812.70 is: 27,694,219.05
Step by Step Solution
- Step 1: Write the proportion equation
54,364,604.70 : 81,546,907.05 = 18,462,812.70 : x - Step 2: Convert to fraction form
54,364,604.70/81,546,907.05 = 18,462,812.70/x - Step 3: Cross multiply
54,364,604.70x = 81,546,907.05 × 18,462,812.70 - Step 4: Simplify right side
54,364,604.70x = 1,505,585,271,128,459.50 - Step 5: Solve for x
x = 1,505,585,271,128,459.50/54,364,604.70 - Step 6: Final answer
x = 27,694,219.05
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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.