Finding the Fourth Proportional to 32,115,813.08, 44,319,711.44 and 17,431,478.60
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Solution
The fourth proportional to 32,115,813.08, 44,319,711.44 and 17,431,478.60 is: 24,055,380.43
Step by Step Solution
- Step 1: Write the proportion equation
32,115,813.08 : 44,319,711.44 = 17,431,478.60 : x - Step 2: Convert to fraction form
32,115,813.08/44,319,711.44 = 17,431,478.60/x - Step 3: Cross multiply
32,115,813.08x = 44,319,711.44 × 17,431,478.60 - Step 4: Simplify right side
32,115,813.08x = 772,558,101,524,535.25 - Step 5: Solve for x
x = 772,558,101,524,535.25/32,115,813.08 - Step 6: Final answer
x = 24,055,380.43
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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.