Finding the Fourth Proportional to 13,669,120.24, 20,497,369.20 and 5,031,050.96
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Solution
The fourth proportional to 13,669,120.24, 20,497,369.20 and 5,031,050.96 is: 7,544,253.56
Step by Step Solution
- Step 1: Write the proportion equation
13,669,120.24 : 20,497,369.20 = 5,031,050.96 : x - Step 2: Convert to fraction form
13,669,120.24/20,497,369.20 = 5,031,050.96/x - Step 3: Cross multiply
13,669,120.24x = 20,497,369.20 × 5,031,050.96 - Step 4: Simplify right side
13,669,120.24x = 103,123,308,991,134.42 - Step 5: Solve for x
x = 103,123,308,991,134.42/13,669,120.24 - Step 6: Final answer
x = 7,544,253.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.