Finding the Fourth Proportional to 5,642,944.01, 7,787,927.52 and 3,351,104.70
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Solution
The fourth proportional to 5,642,944.01, 7,787,927.52 and 3,351,104.70 is: 4,624,919.28
Step by Step Solution
- Step 1: Write the proportion equation
5,642,944.01 : 7,787,927.52 = 3,351,104.70 : x - Step 2: Convert to fraction form
5,642,944.01/7,787,927.52 = 3,351,104.70/x - Step 3: Cross multiply
5,642,944.01x = 7,787,927.52 × 3,351,104.70 - Step 4: Simplify right side
5,642,944.01x = 26,098,160,537,832.89 - Step 5: Solve for x
x = 26,098,160,537,832.89/5,642,944.01 - Step 6: Final answer
x = 4,624,919.28
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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.