Finding the Fourth Proportional to 38,529,474.24, 57,803,855.88 and 11,235,769.98
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Solution
The fourth proportional to 38,529,474.24, 57,803,855.88 and 11,235,769.98 is: 16,856,467.46
Step by Step Solution
- Step 1: Write the proportion equation
38,529,474.24 : 57,803,855.88 = 11,235,769.98 : x - Step 2: Convert to fraction form
38,529,474.24/57,803,855.88 = 11,235,769.98/x - Step 3: Cross multiply
38,529,474.24x = 57,803,855.88 × 11,235,769.98 - Step 4: Simplify right side
38,529,474.24x = 649,470,828,624,750.50 - Step 5: Solve for x
x = 649,470,828,624,750.50/38,529,474.24 - Step 6: Final answer
x = 16,856,467.46
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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.