Finding the Fourth Proportional to 9,761,408.94, 14,643,338.10 and 2,936,919.18
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Solution
The fourth proportional to 9,761,408.94, 14,643,338.10 and 2,936,919.18 is: 4,405,747.24
Step by Step Solution
- Step 1: Write the proportion equation
9,761,408.94 : 14,643,338.10 = 2,936,919.18 : x - Step 2: Convert to fraction form
9,761,408.94/14,643,338.10 = 2,936,919.18/x - Step 3: Cross multiply
9,761,408.94x = 14,643,338.10 × 2,936,919.18 - Step 4: Simplify right side
9,761,408.94x = 43,006,300,525,114.76 - Step 5: Solve for x
x = 43,006,300,525,114.76/9,761,408.94 - Step 6: Final answer
x = 4,405,747.24
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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.