Finding the Fourth Proportional to 5,777,700.09, 7,973,231.21 and 3,199,325.51
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Solution
The fourth proportional to 5,777,700.09, 7,973,231.21 and 3,199,325.51 is: 4,415,072.02
Step by Step Solution
- Step 1: Write the proportion equation
5,777,700.09 : 7,973,231.21 = 3,199,325.51 : x - Step 2: Convert to fraction form
5,777,700.09/7,973,231.21 = 3,199,325.51/x - Step 3: Cross multiply
5,777,700.09x = 7,973,231.21 × 3,199,325.51 - Step 4: Simplify right side
5,777,700.09x = 25,508,961,996,361.87 - Step 5: Solve for x
x = 25,508,961,996,361.87/5,777,700.09 - Step 6: Final answer
x = 4,415,072.02
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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.