Finding the Fourth Proportional to 22,445,336.62, 30,974,545.96 and 12,132,059.68
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Solution
The fourth proportional to 22,445,336.62, 30,974,545.96 and 12,132,059.68 is: 16,742,232.32
Step by Step Solution
- Step 1: Write the proportion equation
22,445,336.62 : 30,974,545.96 = 12,132,059.68 : x - Step 2: Convert to fraction form
22,445,336.62/30,974,545.96 = 12,132,059.68/x - Step 3: Cross multiply
22,445,336.62x = 30,974,545.96 × 12,132,059.68 - Step 4: Simplify right side
22,445,336.62x = 375,785,040,147,622.88 - Step 5: Solve for x
x = 375,785,040,147,622.88/22,445,336.62 - Step 6: Final answer
x = 16,742,232.32
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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.