Finding the Fourth Proportional to 35,444,735.20, 53,146,107.60 and 18,438,623.20
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Solution
The fourth proportional to 35,444,735.20, 53,146,107.60 and 18,438,623.20 is: 27,647,012.94
Step by Step Solution
- Step 1: Write the proportion equation
35,444,735.20 : 53,146,107.60 = 18,438,623.20 : x - Step 2: Convert to fraction form
35,444,735.20/53,146,107.60 = 18,438,623.20/x - Step 3: Cross multiply
35,444,735.20x = 53,146,107.60 × 18,438,623.20 - Step 4: Simplify right side
35,444,735.20x = 979,941,052,583,056.25 - Step 5: Solve for x
x = 979,941,052,583,056.25/35,444,735.20 - Step 6: Final answer
x = 27,647,012.94
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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.