Finding the Fourth Proportional to 7,337,571.78, 10,126,783.23 and 4,436,983.41
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Solution
The fourth proportional to 7,337,571.78, 10,126,783.23 and 4,436,983.41 is: 6,123,601.99
Step by Step Solution
- Step 1: Write the proportion equation
7,337,571.78 : 10,126,783.23 = 4,436,983.41 : x - Step 2: Convert to fraction form
7,337,571.78/10,126,783.23 = 4,436,983.41/x - Step 3: Cross multiply
7,337,571.78x = 10,126,783.23 × 4,436,983.41 - Step 4: Simplify right side
7,337,571.78x = 44,932,369,133,562.09 - Step 5: Solve for x
x = 44,932,369,133,562.09/7,337,571.78 - Step 6: Final answer
x = 6,123,601.99
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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.