Finding the Fourth Proportional to 50,571,635.91, 69,788,857.65 and 27,366,762.87
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Solution
The fourth proportional to 50,571,635.91, 69,788,857.65 and 27,366,762.87 is: 37,766,132.81
Step by Step Solution
- Step 1: Write the proportion equation
50,571,635.91 : 69,788,857.65 = 27,366,762.87 : x - Step 2: Convert to fraction form
50,571,635.91/69,788,857.65 = 27,366,762.87/x - Step 3: Cross multiply
50,571,635.91x = 69,788,857.65 × 27,366,762.87 - Step 4: Simplify right side
50,571,635.91x = 1,909,895,118,275,735.75 - Step 5: Solve for x
x = 1,909,895,118,275,735.75/50,571,635.91 - Step 6: Final answer
x = 37,766,132.81
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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.