Finding the Fourth Proportional to 6,130,272.92, 8,459,339.81 and 3,649,361.99
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Solution
The fourth proportional to 6,130,272.92, 8,459,339.81 and 3,649,361.99 is: 5,035,859.51
Step by Step Solution
- Step 1: Write the proportion equation
6,130,272.92 : 8,459,339.81 = 3,649,361.99 : x - Step 2: Convert to fraction form
6,130,272.92/8,459,339.81 = 3,649,361.99/x - Step 3: Cross multiply
6,130,272.92x = 8,459,339.81 × 3,649,361.99 - Step 4: Simplify right side
6,130,272.92x = 30,871,193,193,379.58 - Step 5: Solve for x
x = 30,871,193,193,379.58/6,130,272.92 - Step 6: Final answer
x = 5,035,859.51
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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.