Finding the Fourth Proportional to 6,102,075.03, 8,420,306.94 and 3,620,868.09
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Solution
The fourth proportional to 6,102,075.03, 8,420,306.94 and 3,620,868.09 is: 4,996,467.69
Step by Step Solution
- Step 1: Write the proportion equation
6,102,075.03 : 8,420,306.94 = 3,620,868.09 : x - Step 2: Convert to fraction form
6,102,075.03/8,420,306.94 = 3,620,868.09/x - Step 3: Cross multiply
6,102,075.03x = 8,420,306.94 × 3,620,868.09 - Step 4: Simplify right side
6,102,075.03x = 30,488,820,707,051.54 - Step 5: Solve for x
x = 30,488,820,707,051.54/6,102,075.03 - Step 6: Final answer
x = 4,996,467.69
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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.