Finding the Fourth Proportional to 33,904,102.50, 46,787,331.58 and 18,434,187.09
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Solution
The fourth proportional to 33,904,102.50, 46,787,331.58 and 18,434,187.09 is: 25,438,998.83
Step by Step Solution
- Step 1: Write the proportion equation
33,904,102.50 : 46,787,331.58 = 18,434,187.09 : x - Step 2: Convert to fraction form
33,904,102.50/46,787,331.58 = 18,434,187.09/x - Step 3: Cross multiply
33,904,102.50x = 46,787,331.58 × 18,434,187.09 - Step 4: Simplify right side
33,904,102.50x = 862,486,423,741,499.88 - Step 5: Solve for x
x = 862,486,423,741,499.88/33,904,102.50 - Step 6: Final answer
x = 25,438,998.83
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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.