Finding the Fourth Proportional to 46,540,756.35, 69,810,946.07 and 14,192,565.23
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Solution
The fourth proportional to 46,540,756.35, 69,810,946.07 and 14,192,565.23 is: 21,288,790.38
Step by Step Solution
- Step 1: Write the proportion equation
46,540,756.35 : 69,810,946.07 = 14,192,565.23 : x - Step 2: Convert to fraction form
46,540,756.35/69,810,946.07 = 14,192,565.23/x - Step 3: Cross multiply
46,540,756.35x = 69,810,946.07 × 14,192,565.23 - Step 4: Simplify right side
46,540,756.35x = 990,796,405,970,051.62 - Step 5: Solve for x
x = 990,796,405,970,051.62/46,540,756.35 - Step 6: Final answer
x = 21,288,790.38
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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.