Finding the Fourth Proportional to 6,364,040.91, 8,782,208.17 and 3,463,369.50
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Solution
The fourth proportional to 6,364,040.91, 8,782,208.17 and 3,463,369.50 is: 4,779,358.33
Step by Step Solution
- Step 1: Write the proportion equation
6,364,040.91 : 8,782,208.17 = 3,463,369.50 : x - Step 2: Convert to fraction form
6,364,040.91/8,782,208.17 = 3,463,369.50/x - Step 3: Cross multiply
6,364,040.91x = 8,782,208.17 × 3,463,369.50 - Step 4: Simplify right side
6,364,040.91x = 30,416,031,912,985.21 - Step 5: Solve for x
x = 30,416,031,912,985.21/6,364,040.91 - Step 6: Final answer
x = 4,779,358.33
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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.