Finding the Fourth Proportional to 12,077,852.99, 18,128,130.12 and 6,324,716.01
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Solution
The fourth proportional to 12,077,852.99, 18,128,130.12 and 6,324,716.01 is: 9,493,017.91
Step by Step Solution
- Step 1: Write the proportion equation
12,077,852.99 : 18,128,130.12 = 6,324,716.01 : x - Step 2: Convert to fraction form
12,077,852.99/18,128,130.12 = 6,324,716.01/x - Step 3: Cross multiply
12,077,852.99x = 18,128,130.12 × 6,324,716.01 - Step 4: Simplify right side
12,077,852.99x = 114,655,274,801,327.22 - Step 5: Solve for x
x = 114,655,274,801,327.22/12,077,852.99 - Step 6: Final answer
x = 9,493,017.91
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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.