Finding the Fourth Proportional to 6,018,453.18, 8,305,464.48 and 3,440,189.28
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Solution
The fourth proportional to 6,018,453.18, 8,305,464.48 and 3,440,189.28 is: 4,747,460.69
Step by Step Solution
- Step 1: Write the proportion equation
6,018,453.18 : 8,305,464.48 = 3,440,189.28 : x - Step 2: Convert to fraction form
6,018,453.18/8,305,464.48 = 3,440,189.28/x - Step 3: Cross multiply
6,018,453.18x = 8,305,464.48 × 3,440,189.28 - Step 4: Simplify right side
6,018,453.18x = 28,572,369,869,516.77 - Step 5: Solve for x
x = 28,572,369,869,516.77/6,018,453.18 - Step 6: Final answer
x = 4,747,460.69
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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.