Finding the Fourth Proportional to 18,086,152.14, 27,129,250.08 and 4,955,682.38
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Solution
The fourth proportional to 18,086,152.14, 27,129,250.08 and 4,955,682.38 is: 7,433,529.55
Step by Step Solution
- Step 1: Write the proportion equation
18,086,152.14 : 27,129,250.08 = 4,955,682.38 : x - Step 2: Convert to fraction form
18,086,152.14/27,129,250.08 = 4,955,682.38/x - Step 3: Cross multiply
18,086,152.14x = 27,129,250.08 × 4,955,682.38 - Step 4: Simplify right side
18,086,152.14x = 134,443,946,468,423.33 - Step 5: Solve for x
x = 134,443,946,468,423.33/18,086,152.14 - Step 6: Final answer
x = 7,433,529.55
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1.5x scale
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.