Finding the Fourth Proportional to 54,275,963.62, 81,347,245.42 and 25,090,324.14
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Solution
The fourth proportional to 54,275,963.62, 81,347,245.42 and 25,090,324.14 is: 37,604,652.58
Step by Step Solution
- Step 1: Write the proportion equation
54,275,963.62 : 81,347,245.42 = 25,090,324.14 : x - Step 2: Convert to fraction form
54,275,963.62/81,347,245.42 = 25,090,324.14/x - Step 3: Cross multiply
54,275,963.62x = 81,347,245.42 × 25,090,324.14 - Step 4: Simplify right side
54,275,963.62x = 2,041,028,755,483,930.50 - Step 5: Solve for x
x = 2,041,028,755,483,930.50/54,275,963.62 - Step 6: Final answer
x = 37,604,652.58
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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.