Finding the Fourth Proportional to 10,263,381.49, 14,163,504.00 and 5,553,777.00
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Solution
The fourth proportional to 10,263,381.49, 14,163,504.00 and 5,553,777.00 is: 7,664,232.57
Step by Step Solution
- Step 1: Write the proportion equation
10,263,381.49 : 14,163,504.00 = 5,553,777.00 : x - Step 2: Convert to fraction form
10,263,381.49/14,163,504.00 = 5,553,777.00/x - Step 3: Cross multiply
10,263,381.49x = 14,163,504.00 × 5,553,777.00 - Step 4: Simplify right side
10,263,381.49x = 78,660,942,722,847.55 - Step 5: Solve for x
x = 78,660,942,722,847.55/10,263,381.49 - Step 6: Final answer
x = 7,664,232.57
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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.