Finding the Fourth Proportional to 49,709,817.04, 68,598,995.16 and 27,682,835.80
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Solution
The fourth proportional to 49,709,817.04, 68,598,995.16 and 27,682,835.80 is: 38,202,005.80
Step by Step Solution
- Step 1: Write the proportion equation
49,709,817.04 : 68,598,995.16 = 27,682,835.80 : x - Step 2: Convert to fraction form
49,709,817.04/68,598,995.16 = 27,682,835.80/x - Step 3: Cross multiply
49,709,817.04x = 68,598,995.16 × 27,682,835.80 - Step 4: Simplify right side
49,709,817.04x = 1,899,014,719,059,274.75 - Step 5: Solve for x
x = 1,899,014,719,059,274.75/49,709,817.04 - Step 6: Final answer
x = 38,202,005.80
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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.