Finding the Fourth Proportional to 25,013,142.36, 37,522,739.84 and 8,835,783.08
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Solution
The fourth proportional to 25,013,142.36, 37,522,739.84 and 8,835,783.08 is: 13,254,743.65
Step by Step Solution
- Step 1: Write the proportion equation
25,013,142.36 : 37,522,739.84 = 8,835,783.08 : x - Step 2: Convert to fraction form
25,013,142.36/37,522,739.84 = 8,835,783.08/x - Step 3: Cross multiply
25,013,142.36x = 37,522,739.84 × 8,835,783.08 - Step 4: Simplify right side
25,013,142.36x = 331,542,789,793,513.94 - Step 5: Solve for x
x = 331,542,789,793,513.94/25,013,142.36 - Step 6: Final answer
x = 13,254,743.65
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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.