Finding the Fourth Proportional to 15,777,380.36, 23,667,419.32 and 5,541,349.08
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Solution
The fourth proportional to 15,777,380.36, 23,667,419.32 and 5,541,349.08 is: 8,312,497.34
Step by Step Solution
- Step 1: Write the proportion equation
15,777,380.36 : 23,667,419.32 = 5,541,349.08 : x - Step 2: Convert to fraction form
15,777,380.36/23,667,419.32 = 5,541,349.08/x - Step 3: Cross multiply
15,777,380.36x = 23,667,419.32 × 5,541,349.08 - Step 4: Simplify right side
15,777,380.36x = 131,149,432,274,856.23 - Step 5: Solve for x
x = 131,149,432,274,856.23/15,777,380.36 - Step 6: Final answer
x = 8,312,497.34
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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.