Finding the Fourth Proportional to 14,777,067.20, 22,165,679.90 and 9,691,700.09
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Solution
The fourth proportional to 14,777,067.20, 22,165,679.90 and 9,691,700.09 is: 14,537,602.01
Step by Step Solution
- Step 1: Write the proportion equation
14,777,067.20 : 22,165,679.90 = 9,691,700.09 : x - Step 2: Convert to fraction form
14,777,067.20/22,165,679.90 = 9,691,700.09/x - Step 3: Cross multiply
14,777,067.20x = 22,165,679.90 × 9,691,700.09 - Step 4: Simplify right side
14,777,067.20x = 214,823,121,795,142.06 - Step 5: Solve for x
x = 214,823,121,795,142.06/14,777,067.20 - Step 6: Final answer
x = 14,537,602.01
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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.