Finding the Fourth Proportional to 16,091,799.68, 22,206,683.76 and 8,848,455.68
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Solution
The fourth proportional to 16,091,799.68, 22,206,683.76 and 8,848,455.68 is: 12,210,868.95
Step by Step Solution
- Step 1: Write the proportion equation
16,091,799.68 : 22,206,683.76 = 8,848,455.68 : x - Step 2: Convert to fraction form
16,091,799.68/22,206,683.76 = 8,848,455.68/x - Step 3: Cross multiply
16,091,799.68x = 22,206,683.76 × 8,848,455.68 - Step 4: Simplify right side
16,091,799.68x = 196,494,857,050,135.75 - Step 5: Solve for x
x = 196,494,857,050,135.75/16,091,799.68 - Step 6: Final answer
x = 12,210,868.95
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1.5x scale
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.