Finding the Fourth Proportional to 8,303,353.55, 12,438,356.37 and 4,136,204.21
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Solution
The fourth proportional to 8,303,353.55, 12,438,356.37 and 4,136,204.21 is: 6,196,000.40
Step by Step Solution
- Step 1: Write the proportion equation
8,303,353.55 : 12,438,356.37 = 4,136,204.21 : x - Step 2: Convert to fraction form
8,303,353.55/12,438,356.37 = 4,136,204.21/x - Step 3: Cross multiply
8,303,353.55x = 12,438,356.37 × 4,136,204.21 - Step 4: Simplify right side
8,303,353.55x = 51,447,581,920,882.53 - Step 5: Solve for x
x = 51,447,581,920,882.53/8,303,353.55 - Step 6: Final answer
x = 6,196,000.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.