Finding the Fourth Proportional to 36,542,661.61, 54,820,905.69 and 14,684,742.39
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Solution
The fourth proportional to 36,542,661.61, 54,820,905.69 and 14,684,742.39 is: 22,029,891.70
Step by Step Solution
- Step 1: Write the proportion equation
36,542,661.61 : 54,820,905.69 = 14,684,742.39 : x - Step 2: Convert to fraction form
36,542,661.61/54,820,905.69 = 14,684,742.39/x - Step 3: Cross multiply
36,542,661.61x = 54,820,905.69 × 14,684,742.39 - Step 4: Simplify right side
36,542,661.61x = 805,030,877,793,418.88 - Step 5: Solve for x
x = 805,030,877,793,418.88/36,542,661.61 - Step 6: Final answer
x = 22,029,891.70
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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.