Finding the Fourth Proportional to 7,192,577.37, 10,789,587.69 and 2,075,133.99
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Solution
The fourth proportional to 7,192,577.37, 10,789,587.69 and 2,075,133.99 is: 3,112,909.18
Step by Step Solution
- Step 1: Write the proportion equation
7,192,577.37 : 10,789,587.69 = 2,075,133.99 : x - Step 2: Convert to fraction form
7,192,577.37/10,789,587.69 = 2,075,133.99/x - Step 3: Cross multiply
7,192,577.37x = 10,789,587.69 × 2,075,133.99 - Step 4: Simplify right side
7,192,577.37x = 22,389,840,153,604.58 - Step 5: Solve for x
x = 22,389,840,153,604.58/7,192,577.37 - Step 6: Final answer
x = 3,112,909.18
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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.