Finding the Fourth Proportional to 6,474,353.13, 8,934,564.18 and 3,534,158.43
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Solution
The fourth proportional to 6,474,353.13, 8,934,564.18 and 3,534,158.43 is: 4,877,115.08
Step by Step Solution
- Step 1: Write the proportion equation
6,474,353.13 : 8,934,564.18 = 3,534,158.43 : x - Step 2: Convert to fraction form
6,474,353.13/8,934,564.18 = 3,534,158.43/x - Step 3: Cross multiply
6,474,353.13x = 8,934,564.18 × 3,534,158.43 - Step 4: Simplify right side
6,474,353.13x = 31,576,165,315,123.04 - Step 5: Solve for x
x = 31,576,165,315,123.04/6,474,353.13 - Step 6: Final answer
x = 4,877,115.08
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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.