Finding the Fourth Proportional to 73,811,278.10, 110,716,917.15 and 49,624,807.70
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Solution
The fourth proportional to 73,811,278.10, 110,716,917.15 and 49,624,807.70 is: 74,437,211.55
Step by Step Solution
- Step 1: Write the proportion equation
73,811,278.10 : 110,716,917.15 = 49,624,807.70 : x - Step 2: Convert to fraction form
73,811,278.10/110,716,917.15 = 49,624,807.70/x - Step 3: Cross multiply
73,811,278.10x = 110,716,917.15 × 49,624,807.70 - Step 4: Simplify right side
73,811,278.10x = 5,494,305,722,705,583 - Step 5: Solve for x
x = 5,494,305,722,705,583/73,811,278.10 - Step 6: Final answer
x = 74,437,211.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.