Finding the Fourth Proportional to 46,337,932.05, 69,518,135.34 and 13,987,902.03
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Solution
The fourth proportional to 46,337,932.05, 69,518,135.34 and 13,987,902.03 is: 20,985,245.21
Step by Step Solution
- Step 1: Write the proportion equation
46,337,932.05 : 69,518,135.34 = 13,987,902.03 : x - Step 2: Convert to fraction form
46,337,932.05/69,518,135.34 = 13,987,902.03/x - Step 3: Cross multiply
46,337,932.05x = 69,518,135.34 × 13,987,902.03 - Step 4: Simplify right side
46,337,932.05x = 972,412,866,444,200.75 - Step 5: Solve for x
x = 972,412,866,444,200.75/46,337,932.05 - Step 6: Final answer
x = 20,985,245.21
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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.