Finding the Fourth Proportional to 36,445,642.65, 54,682,232.35 and 21,882,716.48
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Solution
The fourth proportional to 36,445,642.65, 54,682,232.35 and 21,882,716.48 is: 32,832,341.53
Step by Step Solution
- Step 1: Write the proportion equation
36,445,642.65 : 54,682,232.35 = 21,882,716.48 : x - Step 2: Convert to fraction form
36,445,642.65/54,682,232.35 = 21,882,716.48/x - Step 3: Cross multiply
36,445,642.65x = 54,682,232.35 × 21,882,716.48 - Step 4: Simplify right side
36,445,642.65x = 1,196,595,786,735,123 - Step 5: Solve for x
x = 1,196,595,786,735,123/36,445,642.65 - Step 6: Final answer
x = 32,832,341.53
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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.