Finding the Fourth Proportional to 16,093,877.28, 22,209,107.76 and 8,850,533.28
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Solution
The fourth proportional to 16,093,877.28, 22,209,107.76 and 8,850,533.28 is: 12,213,492.37
Step by Step Solution
- Step 1: Write the proportion equation
16,093,877.28 : 22,209,107.76 = 8,850,533.28 : x - Step 2: Convert to fraction form
16,093,877.28/22,209,107.76 = 8,850,533.28/x - Step 3: Cross multiply
16,093,877.28x = 22,209,107.76 × 8,850,533.28 - Step 4: Simplify right side
16,093,877.28x = 196,562,447,348,986.25 - Step 5: Solve for x
x = 196,562,447,348,986.25/16,093,877.28 - Step 6: Final answer
x = 12,213,492.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.