Finding the Fourth Proportional to 6,414,537.42, 8,849,595.87 and 3,661,378.20
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Solution
The fourth proportional to 6,414,537.42, 8,849,595.87 and 3,661,378.20 is: 5,051,294.47
Step by Step Solution
- Step 1: Write the proportion equation
6,414,537.42 : 8,849,595.87 = 3,661,378.20 : x - Step 2: Convert to fraction form
6,414,537.42/8,849,595.87 = 3,661,378.20/x - Step 3: Cross multiply
6,414,537.42x = 8,849,595.87 × 3,661,378.20 - Step 4: Simplify right side
6,414,537.42x = 32,401,717,397,228.03 - Step 5: Solve for x
x = 32,401,717,397,228.03/6,414,537.42 - Step 6: Final answer
x = 5,051,294.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.