Finding the Fourth Proportional to 5,337,847.74, 7,368,026.42 and 3,244,682.78
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Solution
The fourth proportional to 5,337,847.74, 7,368,026.42 and 3,244,682.78 is: 4,478,754.29
Step by Step Solution
- Step 1: Write the proportion equation
5,337,847.74 : 7,368,026.42 = 3,244,682.78 : x - Step 2: Convert to fraction form
5,337,847.74/7,368,026.42 = 3,244,682.78/x - Step 3: Cross multiply
5,337,847.74x = 7,368,026.42 × 3,244,682.78 - Step 4: Simplify right side
5,337,847.74x = 23,906,908,447,559.05 - Step 5: Solve for x
x = 23,906,908,447,559.05/5,337,847.74 - Step 6: Final answer
x = 4,478,754.29
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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.