Finding the Fourth Proportional to 32,115,775.69, 44,319,659.80 and 17,431,441.21
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Solution
The fourth proportional to 32,115,775.69, 44,319,659.80 and 17,431,441.21 is: 24,055,328.81
Step by Step Solution
- Step 1: Write the proportion equation
32,115,775.69 : 44,319,659.80 = 17,431,441.21 : x - Step 2: Convert to fraction form
32,115,775.69/44,319,659.80 = 17,431,441.21/x - Step 3: Cross multiply
32,115,775.69x = 44,319,659.80 × 17,431,441.21 - Step 4: Simplify right side
32,115,775.69x = 772,555,544,250,900.38 - Step 5: Solve for x
x = 772,555,544,250,900.38/32,115,775.69 - Step 6: Final answer
x = 24,055,328.81
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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.