Finding the Fourth Proportional to 36,031,524.98, 49,727,060.73 and 20,563,923.74
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Solution
The fourth proportional to 36,031,524.98, 49,727,060.73 and 20,563,923.74 is: 28,380,244.39
Step by Step Solution
- Step 1: Write the proportion equation
36,031,524.98 : 49,727,060.73 = 20,563,923.74 : x - Step 2: Convert to fraction form
36,031,524.98/49,727,060.73 = 20,563,923.74/x - Step 3: Cross multiply
36,031,524.98x = 49,727,060.73 × 20,563,923.74 - Step 4: Simplify right side
36,031,524.98x = 1,022,583,484,417,433.38 - Step 5: Solve for x
x = 1,022,583,484,417,433.38/36,031,524.98 - Step 6: Final answer
x = 28,380,244.39
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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.