Finding the Fourth Proportional to 36,345,585.64, 54,518,853.33 and 12,084,512.54
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Solution
The fourth proportional to 36,345,585.64, 54,518,853.33 and 12,084,512.54 is: 18,126,926.70
Step by Step Solution
- Step 1: Write the proportion equation
36,345,585.64 : 54,518,853.33 = 12,084,512.54 : x - Step 2: Convert to fraction form
36,345,585.64/54,518,853.33 = 12,084,512.54/x - Step 3: Cross multiply
36,345,585.64x = 54,518,853.33 × 12,084,512.54 - Step 4: Simplify right side
36,345,585.64x = 658,833,766,732,805.75 - Step 5: Solve for x
x = 658,833,766,732,805.75/36,345,585.64 - Step 6: Final answer
x = 18,126,926.70
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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.