Finding the Fourth Proportional to 10,424,439.81, 14,385,717.32 and 5,840,793.99
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Solution
The fourth proportional to 10,424,439.81, 14,385,717.32 and 5,840,793.99 is: 8,060,290.31
Step by Step Solution
- Step 1: Write the proportion equation
10,424,439.81 : 14,385,717.32 = 5,840,793.99 : x - Step 2: Convert to fraction form
10,424,439.81/14,385,717.32 = 5,840,793.99/x - Step 3: Cross multiply
10,424,439.81x = 14,385,717.32 × 5,840,793.99 - Step 4: Simplify right side
10,424,439.81x = 84,024,011,235,290.94 - Step 5: Solve for x
x = 84,024,011,235,290.94/10,424,439.81 - Step 6: Final answer
x = 8,060,290.31
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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.