Finding the Fourth Proportional to 45,820,115.67, 68,716,720.73 and 13,464,325.47
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Solution
The fourth proportional to 45,820,115.67, 68,716,720.73 and 13,464,325.47 is: 20,192,535.08
Step by Step Solution
- Step 1: Write the proportion equation
45,820,115.67 : 68,716,720.73 = 13,464,325.47 : x - Step 2: Convert to fraction form
45,820,115.67/68,716,720.73 = 13,464,325.47/x - Step 3: Cross multiply
45,820,115.67x = 68,716,720.73 × 13,464,325.47 - Step 4: Simplify right side
45,820,115.67x = 925,224,293,072,494.38 - Step 5: Solve for x
x = 925,224,293,072,494.38/45,820,115.67 - Step 6: Final answer
x = 20,192,535.08
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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.