Finding the Fourth Proportional to 6,343,790.08, 8,754,408.23 and 3,443,180.94
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Solution
The fourth proportional to 6,343,790.08, 8,754,408.23 and 3,443,180.94 is: 4,751,577.72
Step by Step Solution
- Step 1: Write the proportion equation
6,343,790.08 : 8,754,408.23 = 3,443,180.94 : x - Step 2: Convert to fraction form
6,343,790.08/8,754,408.23 = 3,443,180.94/x - Step 3: Cross multiply
6,343,790.08x = 8,754,408.23 × 3,443,180.94 - Step 4: Simplify right side
6,343,790.08x = 30,143,011,567,123.09 - Step 5: Solve for x
x = 30,143,011,567,123.09/6,343,790.08 - Step 6: Final answer
x = 4,751,577.72
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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.