Finding the Fourth Proportional to 9,228,172.77, 13,842,591.44 and 3,470,378.49
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Solution
The fourth proportional to 9,228,172.77, 13,842,591.44 and 3,470,378.49 is: 5,205,692.69
Step by Step Solution
- Step 1: Write the proportion equation
9,228,172.77 : 13,842,591.44 = 3,470,378.49 : x - Step 2: Convert to fraction form
9,228,172.77/13,842,591.44 = 3,470,378.49/x - Step 3: Cross multiply
9,228,172.77x = 13,842,591.44 × 3,470,378.49 - Step 4: Simplify right side
9,228,172.77x = 48,039,031,561,882.23 - Step 5: Solve for x
x = 48,039,031,561,882.23/9,228,172.77 - Step 6: Final answer
x = 5,205,692.69
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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.