Finding the Fourth Proportional to 21,823,811.44, 32,741,277.60 and 6,471,661.93
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Solution
The fourth proportional to 21,823,811.44, 32,741,277.60 and 6,471,661.93 is: 9,709,141.79
Step by Step Solution
- Step 1: Write the proportion equation
21,823,811.44 : 32,741,277.60 = 6,471,661.93 : x - Step 2: Convert to fraction form
21,823,811.44/32,741,277.60 = 6,471,661.93/x - Step 3: Cross multiply
21,823,811.44x = 32,741,277.60 × 6,471,661.93 - Step 4: Simplify right side
21,823,811.44x = 211,890,479,725,897.31 - Step 5: Solve for x
x = 211,890,479,725,897.31/21,823,811.44 - Step 6: Final answer
x = 9,709,141.79
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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.