Finding the Fourth Proportional to 48,921,812.37, 67,512,144.49 and 26,895,686.69
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Solution
The fourth proportional to 48,921,812.37, 67,512,144.49 and 26,895,686.69 is: 37,116,071.50
Step by Step Solution
- Step 1: Write the proportion equation
48,921,812.37 : 67,512,144.49 = 26,895,686.69 : x - Step 2: Convert to fraction form
48,921,812.37/67,512,144.49 = 26,895,686.69/x - Step 3: Cross multiply
48,921,812.37x = 67,512,144.49 × 26,895,686.69 - Step 4: Simplify right side
48,921,812.37x = 1,815,785,485,973,049.75 - Step 5: Solve for x
x = 1,815,785,485,973,049.75/48,921,812.37 - Step 6: Final answer
x = 37,116,071.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.