Finding the Fourth Proportional to 16,135,763.09, 22,267,353.40 and 8,892,419.09
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Solution
The fourth proportional to 16,135,763.09, 22,267,353.40 and 8,892,419.09 is: 12,271,538.52
Step by Step Solution
- Step 1: Write the proportion equation
16,135,763.09 : 22,267,353.40 = 8,892,419.09 : x - Step 2: Convert to fraction form
16,135,763.09/22,267,353.40 = 8,892,419.09/x - Step 3: Cross multiply
16,135,763.09x = 22,267,353.40 × 8,892,419.09 - Step 4: Simplify right side
16,135,763.09x = 198,010,638,324,368.62 - Step 5: Solve for x
x = 198,010,638,324,368.62/16,135,763.09 - Step 6: Final answer
x = 12,271,538.52
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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.