Finding the Fourth Proportional to 12,223,545.24, 18,323,920.86 and 4,130,861.56
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Solution
The fourth proportional to 12,223,545.24, 18,323,920.86 and 4,130,861.56 is: 6,192,440.80
Step by Step Solution
- Step 1: Write the proportion equation
12,223,545.24 : 18,323,920.86 = 4,130,861.56 : x - Step 2: Convert to fraction form
12,223,545.24/18,323,920.86 = 4,130,861.56/x - Step 3: Cross multiply
12,223,545.24x = 18,323,920.86 × 4,130,861.56 - Step 4: Simplify right side
12,223,545.24x = 75,693,580,309,056.14 - Step 5: Solve for x
x = 75,693,580,309,056.14/12,223,545.24 - Step 6: Final answer
x = 6,192,440.80
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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.