Finding the Fourth Proportional to 18,312,952.24, 27,469,148.88 and 6,190,931.04
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Solution
The fourth proportional to 18,312,952.24, 27,469,148.88 and 6,190,931.04 is: 9,286,302.08
Step by Step Solution
- Step 1: Write the proportion equation
18,312,952.24 : 27,469,148.88 = 6,190,931.04 : x - Step 2: Convert to fraction form
18,312,952.24/27,469,148.88 = 6,190,931.04/x - Step 3: Cross multiply
18,312,952.24x = 27,469,148.88 × 6,190,931.04 - Step 4: Simplify right side
18,312,952.24x = 170,059,606,443,573.22 - Step 5: Solve for x
x = 170,059,606,443,573.22/18,312,952.24 - Step 6: Final answer
x = 9,286,302.08
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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.