Finding the Fourth Proportional to 13,969,763.92, 20,954,651.70 and 6,284,432.02
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Solution
The fourth proportional to 13,969,763.92, 20,954,651.70 and 6,284,432.02 is: 9,426,650.65
Step by Step Solution
- Step 1: Write the proportion equation
13,969,763.92 : 20,954,651.70 = 6,284,432.02 : x - Step 2: Convert to fraction form
13,969,763.92/20,954,651.70 = 6,284,432.02/x - Step 3: Cross multiply
13,969,763.92x = 20,954,651.70 × 6,284,432.02 - Step 4: Simplify right side
13,969,763.92x = 131,688,084,111,427.42 - Step 5: Solve for x
x = 131,688,084,111,427.42/13,969,763.92 - Step 6: Final answer
x = 9,426,650.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.