Finding the Fourth Proportional to 19,591,041.21, 29,322,616.49 and 14,402,277.21
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Solution
The fourth proportional to 19,591,041.21, 29,322,616.49 and 14,402,277.21 is: 21,556,406.66
Step by Step Solution
- Step 1: Write the proportion equation
19,591,041.21 : 29,322,616.49 = 14,402,277.21 : x - Step 2: Convert to fraction form
19,591,041.21/29,322,616.49 = 14,402,277.21/x - Step 3: Cross multiply
19,591,041.21x = 29,322,616.49 × 14,402,277.21 - Step 4: Simplify right side
19,591,041.21x = 422,312,451,139,485.81 - Step 5: Solve for x
x = 422,312,451,139,485.81/19,591,041.21 - Step 6: Final answer
x = 21,556,406.66
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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.