Finding the Fourth Proportional to 43,426,243.88, 65,125,560.44 and 14,273,358.92
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Solution
The fourth proportional to 43,426,243.88, 65,125,560.44 and 14,273,358.92 is: 21,405,500.81
Step by Step Solution
- Step 1: Write the proportion equation
43,426,243.88 : 65,125,560.44 = 14,273,358.92 : x - Step 2: Convert to fraction form
43,426,243.88/65,125,560.44 = 14,273,358.92/x - Step 3: Cross multiply
43,426,243.88x = 65,125,560.44 × 14,273,358.92 - Step 4: Simplify right side
43,426,243.88x = 929,560,498,629,278.50 - Step 5: Solve for x
x = 929,560,498,629,278.50/43,426,243.88 - Step 6: Final answer
x = 21,405,500.81
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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.