Finding the Fourth Proportional to 18,272,610.02, 27,398,290.88 and 6,913,934.66
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Solution
The fourth proportional to 18,272,610.02, 27,398,290.88 and 6,913,934.66 is: 10,366,882.06
Step by Step Solution
- Step 1: Write the proportion equation
18,272,610.02 : 27,398,290.88 = 6,913,934.66 : x - Step 2: Convert to fraction form
18,272,610.02/27,398,290.88 = 6,913,934.66/x - Step 3: Cross multiply
18,272,610.02x = 27,398,290.88 × 6,913,934.66 - Step 4: Simplify right side
18,272,610.02x = 189,429,992,939,993.91 - Step 5: Solve for x
x = 189,429,992,939,993.91/18,272,610.02 - Step 6: Final answer
x = 10,366,882.06
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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.