Finding the Fourth Proportional to 49,727,032.10, 68,614,194.60 and 27,699,983.36
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Solution
The fourth proportional to 49,727,032.10, 68,614,194.60 and 27,699,983.36 is: 38,220,902.56
Step by Step Solution
- Step 1: Write the proportion equation
49,727,032.10 : 68,614,194.60 = 27,699,983.36 : x - Step 2: Convert to fraction form
49,727,032.10/68,614,194.60 = 27,699,983.36/x - Step 3: Cross multiply
49,727,032.10x = 68,614,194.60 × 27,699,983.36 - Step 4: Simplify right side
49,727,032.10x = 1,900,612,048,679,801.75 - Step 5: Solve for x
x = 1,900,612,048,679,801.75/49,727,032.10 - Step 6: Final answer
x = 38,220,902.56
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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.