Finding the Fourth Proportional to 9,591,075.15, 13,235,528.84 and 5,240,067.81
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Solution
The fourth proportional to 9,591,075.15, 13,235,528.84 and 5,240,067.81 is: 7,231,208.96
Step by Step Solution
- Step 1: Write the proportion equation
9,591,075.15 : 13,235,528.84 = 5,240,067.81 : x - Step 2: Convert to fraction form
9,591,075.15/13,235,528.84 = 5,240,067.81/x - Step 3: Cross multiply
9,591,075.15x = 13,235,528.84 × 5,240,067.81 - Step 4: Simplify right side
9,591,075.15x = 69,355,068,596,610.30 - Step 5: Solve for x
x = 69,355,068,596,610.30/9,591,075.15 - Step 6: Final answer
x = 7,231,208.96
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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.