Finding the Fourth Proportional to 5,406,835.44, 8,105,922.84 and 2,709,776.16
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Solution
The fourth proportional to 5,406,835.44, 8,105,922.84 and 2,709,776.16 is: 4,062,493.99
Step by Step Solution
- Step 1: Write the proportion equation
5,406,835.44 : 8,105,922.84 = 2,709,776.16 : x - Step 2: Convert to fraction form
5,406,835.44/8,105,922.84 = 2,709,776.16/x - Step 3: Cross multiply
5,406,835.44x = 8,105,922.84 × 2,709,776.16 - Step 4: Simplify right side
5,406,835.44x = 21,965,236,466,631.50 - Step 5: Solve for x
x = 21,965,236,466,631.50/5,406,835.44 - Step 6: Final answer
x = 4,062,493.99
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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.