Finding the Fourth Proportional to 42,066,181.97, 63,107,453.70 and 16,156,587.94
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Solution
The fourth proportional to 42,066,181.97, 63,107,453.70 and 16,156,587.94 is: 24,238,023.93
Step by Step Solution
- Step 1: Write the proportion equation
42,066,181.97 : 63,107,453.70 = 16,156,587.94 : x - Step 2: Convert to fraction form
42,066,181.97/63,107,453.70 = 16,156,587.94/x - Step 3: Cross multiply
42,066,181.97x = 63,107,453.70 × 16,156,587.94 - Step 4: Simplify right side
42,066,181.97x = 1,019,601,125,215,759.75 - Step 5: Solve for x
x = 1,019,601,125,215,759.75/42,066,181.97 - Step 6: Final answer
x = 24,238,023.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.