Finding the Fourth Proportional to 29,997,135.36, 41,396,071.68 and 16,246,126.08
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Solution
The fourth proportional to 29,997,135.36, 41,396,071.68 and 16,246,126.08 is: 22,419,667.47
Step by Step Solution
- Step 1: Write the proportion equation
29,997,135.36 : 41,396,071.68 = 16,246,126.08 : x - Step 2: Convert to fraction form
29,997,135.36/41,396,071.68 = 16,246,126.08/x - Step 3: Cross multiply
29,997,135.36x = 41,396,071.68 × 16,246,126.08 - Step 4: Simplify right side
29,997,135.36x = 672,525,799,729,997.38 - Step 5: Solve for x
x = 672,525,799,729,997.38/29,997,135.36 - Step 6: Final answer
x = 22,419,667.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.