Finding the Fourth Proportional to 7,356,296.36, 11,028,947.11 and 5,075,311.95
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Solution
The fourth proportional to 7,356,296.36, 11,028,947.11 and 5,075,311.95 is: 7,609,175.09
Step by Step Solution
- Step 1: Write the proportion equation
7,356,296.36 : 11,028,947.11 = 5,075,311.95 : x - Step 2: Convert to fraction form
7,356,296.36/11,028,947.11 = 5,075,311.95/x - Step 3: Cross multiply
7,356,296.36x = 11,028,947.11 × 5,075,311.95 - Step 4: Simplify right side
7,356,296.36x = 55,975,347,050,612.69 - Step 5: Solve for x
x = 55,975,347,050,612.69/7,356,296.36 - Step 6: Final answer
x = 7,609,175.09
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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.