Finding the Fourth Proportional to 32,115,511.62, 44,319,435.80 and 17,431,173.63
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Solution
The fourth proportional to 32,115,511.62, 44,319,435.80 and 17,431,173.63 is: 24,055,035.76
Step by Step Solution
- Step 1: Write the proportion equation
32,115,511.62 : 44,319,435.80 = 17,431,173.63 : x - Step 2: Convert to fraction form
32,115,511.62/44,319,435.80 = 17,431,173.63/x - Step 3: Cross multiply
32,115,511.62x = 44,319,435.80 × 17,431,173.63 - Step 4: Simplify right side
32,115,511.62x = 772,539,780,526,282.12 - Step 5: Solve for x
x = 772,539,780,526,282.12/32,115,511.62 - Step 6: Final answer
x = 24,055,035.76
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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.