Finding the Fourth Proportional to 18,176,000.30, 27,264,000.45 and 5,398,477.10
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Solution
The fourth proportional to 18,176,000.30, 27,264,000.45 and 5,398,477.10 is: 8,097,715.65
Step by Step Solution
- Step 1: Write the proportion equation
18,176,000.30 : 27,264,000.45 = 5,398,477.10 : x - Step 2: Convert to fraction form
18,176,000.30/27,264,000.45 = 5,398,477.10/x - Step 3: Cross multiply
18,176,000.30x = 27,264,000.45 × 5,398,477.10 - Step 4: Simplify right side
18,176,000.30x = 147,184,082,083,714.69 - Step 5: Solve for x
x = 147,184,082,083,714.69/18,176,000.30 - Step 6: Final answer
x = 8,097,715.65
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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.