Finding the Fourth Proportional to 16,135,560, 22,267,073.30 and 8,892,216
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Solution
The fourth proportional to 16,135,560, 22,267,073.30 and 8,892,216 is: 12,271,258.35
Step by Step Solution
- Step 1: Write the proportion equation
16,135,560 : 22,267,073.30 = 8,892,216 : x - Step 2: Convert to fraction form
16,135,560/22,267,073.30 = 8,892,216/x - Step 3: Cross multiply
16,135,560x = 22,267,073.30 × 8,892,216 - Step 4: Simplify right side
16,135,560x = 198,003,625,426,971.75 - Step 5: Solve for x
x = 198,003,625,426,971.75/16,135,560 - Step 6: Final answer
x = 12,271,258.35
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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.