Finding the Fourth Proportional to 6,768,936.24, 10,153,438.92 and 2,281,251.12
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Solution
The fourth proportional to 6,768,936.24, 10,153,438.92 and 2,281,251.12 is: 3,421,888.33
Step by Step Solution
- Step 1: Write the proportion equation
6,768,936.24 : 10,153,438.92 = 2,281,251.12 : x - Step 2: Convert to fraction form
6,768,936.24/10,153,438.92 = 2,281,251.12/x - Step 3: Cross multiply
6,768,936.24x = 10,153,438.92 × 2,281,251.12 - Step 4: Simplify right side
6,768,936.24x = 23,162,543,908,101.59 - Step 5: Solve for x
x = 23,162,543,908,101.59/6,768,936.24 - Step 6: Final answer
x = 3,421,888.33
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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.