Finding the Fourth Proportional to 16,271,352.73, 22,454,742.36 and 8,929,868.95
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Solution
The fourth proportional to 16,271,352.73, 22,454,742.36 and 8,929,868.95 is: 12,323,370.40
Step by Step Solution
- Step 1: Write the proportion equation
16,271,352.73 : 22,454,742.36 = 8,929,868.95 : x - Step 2: Convert to fraction form
16,271,352.73/22,454,742.36 = 8,929,868.95/x - Step 3: Cross multiply
16,271,352.73x = 22,454,742.36 × 8,929,868.95 - Step 4: Simplify right side
16,271,352.73x = 200,517,906,580,813.69 - Step 5: Solve for x
x = 200,517,906,580,813.69/16,271,352.73 - Step 6: Final answer
x = 12,323,370.40
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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.