Finding the Fourth Proportional to 32,780,181.24, 45,235,464.30 and 18,095,532.12
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Solution
The fourth proportional to 32,780,181.24, 45,235,464.30 and 18,095,532.12 is: 24,971,179.73
Step by Step Solution
- Step 1: Write the proportion equation
32,780,181.24 : 45,235,464.30 = 18,095,532.12 : x - Step 2: Convert to fraction form
32,780,181.24/45,235,464.30 = 18,095,532.12/x - Step 3: Cross multiply
32,780,181.24x = 45,235,464.30 × 18,095,532.12 - Step 4: Simplify right side
32,780,181.24x = 818,559,797,203,763.25 - Step 5: Solve for x
x = 818,559,797,203,763.25/32,780,181.24 - Step 6: Final answer
x = 24,971,179.73
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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.