Finding the Fourth Proportional to 5,995,729.72, 8,276,808.90 and 3,823,193.08
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Solution
The fourth proportional to 5,995,729.72, 8,276,808.90 and 3,823,193.08 is: 5,277,729.32
Step by Step Solution
- Step 1: Write the proportion equation
5,995,729.72 : 8,276,808.90 = 3,823,193.08 : x - Step 2: Convert to fraction form
5,995,729.72/8,276,808.90 = 3,823,193.08/x - Step 3: Cross multiply
5,995,729.72x = 8,276,808.90 × 3,823,193.08 - Step 4: Simplify right side
5,995,729.72x = 31,643,838,510,962.41 - Step 5: Solve for x
x = 31,643,838,510,962.41/5,995,729.72 - Step 6: Final answer
x = 5,277,729.32
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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.