Finding the Fourth Proportional to 22,806,120.68, 34,215,479.58 and 20,299,293.80
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Solution
The fourth proportional to 22,806,120.68, 34,215,479.58 and 20,299,293.80 is: 30,454,546.93
Step by Step Solution
- Step 1: Write the proportion equation
22,806,120.68 : 34,215,479.58 = 20,299,293.80 : x - Step 2: Convert to fraction form
22,806,120.68/34,215,479.58 = 20,299,293.80/x - Step 3: Cross multiply
22,806,120.68x = 34,215,479.58 × 20,299,293.80 - Step 4: Simplify right side
22,806,120.68x = 694,550,072,502,320.62 - Step 5: Solve for x
x = 694,550,072,502,320.62/22,806,120.68 - Step 6: Final answer
x = 30,454,546.93
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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.