Finding the Fourth Proportional to 49,350,579.15, 68,105,927.85 and 27,324,079.05
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Solution
The fourth proportional to 49,350,579.15, 68,105,927.85 and 27,324,079.05 is: 37,708,407.65
Step by Step Solution
- Step 1: Write the proportion equation
49,350,579.15 : 68,105,927.85 = 27,324,079.05 : x - Step 2: Convert to fraction form
49,350,579.15/68,105,927.85 = 27,324,079.05/x - Step 3: Cross multiply
49,350,579.15x = 68,105,927.85 × 27,324,079.05 - Step 4: Simplify right side
49,350,579.15x = 1,860,931,756,346,996.50 - Step 5: Solve for x
x = 1,860,931,756,346,996.50/49,350,579.15 - Step 6: Final answer
x = 37,708,407.65
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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.